CN104915698B - Chemical producting safety information quick search and complete period tracking digital labelling system - Google Patents

Chemical producting safety information quick search and complete period tracking digital labelling system Download PDF

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CN104915698B
CN104915698B CN201510220542.4A CN201510220542A CN104915698B CN 104915698 B CN104915698 B CN 104915698B CN 201510220542 A CN201510220542 A CN 201510220542A CN 104915698 B CN104915698 B CN 104915698B
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chemicals
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张效伟
夏普
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Nanjing University
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Abstract

The invention discloses chemical producting safety information quick search and complete period tracking digital labelling system, belong to information coding technique field.The present invention first to chemicals according to《Global chemicals homogeneous classification and labeling system》The information such as classification of risks carry out integration classification, with reference to the identity information of chemicals, establish chemical producting safety information database, chemical information is encoded, and chemicals coding information is with being fabricated to label;Label is attached in chemicals packaging;Using terminal carries out typing to the chemicals coding on label;Terminal shows the information such as this chemical hazard classification, carries out online tracing to chemicals.It can realize that the memory space that chemical tag information occupies is small, and recognition speed is fast, can in circulation track of the whole process chemical information.

Description

Chemical producting safety information quick search and complete period tracking digital labelling system
Technical field
The present invention relates to information coding technique field, more specifically to chemical producting safety information quick search and entirely Cycle follows the trail of digital labelling system.
Background technology
The current chemical balance motion Main Basiss in China《Global chemicals homogeneous classification and labeling system》, according to the country Chemicals classification and service condition, Register of chemicals, request for utilization, deactivation are carried out to general chemicals and hazardous chemical respectively Application and the supervision of recycling.
Wherein, the main basis of the all-round period management of chemicals《Global chemicals homogeneous classification and labeling system》Requirement, will Chemical information is fabricated to label according to unified standard and is affixed on the obvious place of chemical transport container, is easy to produce, transports, uses During corresponding personnel can obtain chemical information in time.But paper labels are easily damaged, footprint area is big, can not be to changing Product are traced to the source, and limit the all-round period management of chemicals.In addition with secure data simple form formula, there is provided the comprehensive letter of chemicals Breath, but secure data single pair information content for domestic consumer is excessive, information is not directly perceived enough.With the hair of modern information technologies Exhibition, traditional chemical product way to manage can realize conveniently chemical balance motion by bar codes technique.Traditional chemicals GHS information labels directly enumerate chemical information, include substantial amounts of chemical hazard information word and danger signal picture.
Bar codes technique replaces image and word in an encoded form, has been widely used for producing retail trade, and The field of scientific studies such as life science.For example, DNA bar code technology uses the DNA sequence dna of a segment standard as mark, to differentiate With find species, and be designed to Quick Response Code form to store DNA bar code information.In addition, bar codes technique extensive use In the book therapy of every profession and trade management, such as library, the merchandise sales management of supermarket, the drug control of hospital.But For chemical balance motion, also encoded without the chemical information of complete set, to storage of chemical product information, without complete set Track of the whole process chemicals method.
The content of the invention
1. technical problems to be solved
For prior art, the chemical information carrier of paper labels form is easily damaged, and footprint area is big, more this height, Information track of the whole process is difficult.The invention provides chemical producting safety information quick search and complete period to follow the trail of digital labelling system, It can realize that the memory space that chemical tag information occupies is small, and recognition speed is fast, can in circulation track of the whole process chemistry Product information.
2. technical scheme
The purpose of the present invention is achieved through the following technical solutions.
Chemical producting safety information quick search and complete period tracking digital labelling system, including input/output terminal, label, place Manage device, the data storage end, encoder and decoder;Described processor is connected with input/output terminal, encoder and decoder, place Reason device is remotely connected with the data storage end, and input/output terminal is inputted and exported to outside label information, and described input is defeated Go out end to be built-in with scan code system and input and output client, described the data storage end is remote data storage system;It is described Encoder include CAS encoders and GHS encoders, described decoder includes CAS decoders and GHS decoders.
Further, described the data storage end data storage storehouse mainly includes chemicals GHS information and chemicals is beautiful State's chemistry can CAS's CAS number informations.
Further, described label, include chemicals coding and by the encoded translated one-dimension code of chemicals or Quick Response Code.
Further, either Quick Response Code generates Software Create to described one-dimension code by one-dimension code or Quick Response Code.
Method based on above-mentioned chemical producting safety information quick search and complete period tracking digital labelling system, including such as Lower step:
(A) chemical producting safety information database is established, database information is stored in the data storage end;
(B) chemicals sender is encoded by system to chemicals;
(C) label containing chemicals coding is made to 18 chemicals coding of step (B) generation, is attached to chemicals In packaging;
(D) chemicals transfer person and recipient carry out typing using system to entering the coding of the chemicals on row label;
(E) system is decoded by decoder to chemical tag coding information, shows that this chemical producting safety data is believed Breath.
Further, GHS classification includes 3 dangerous major classes, 28 danger in step (A) chemical producting safety information database Class in danger, 77 dangerous subclasses, wherein each dangerous major class is made up of class in each self-contained danger, class is by each wrapping in each danger The dangerous subclass composition contained.
Further, step (B) chemicals coding is made up of 18 characters, wherein preceding 9 characters are by " the chemicals U.S. Chemistry meeting CAS CAS number informations coding " change is formed, and mode is as follows:Pass through CAS encoder chemicals american chemicals Meeting CAS CAS number informations coding includes 5 to 9 bit digitals, and its specific form can be expressed as " ####aa-aa-a ", # Represented digit is not fixed, minimum 2, most 4;Digit represented by a is fixed digit, totally 5, is ignored "-" in CAS numberings, with the CAS number informations of 9 bit digital storage of chemical product, if the CAS of some chemicals is numbered less than 9 Position, then 0 is mended before CAS is numbered, until polishing is 9 bit digitals;
9 characters enter row information based on step (A) chemical hazard classification information by GHS encoders and encoded afterwards, specifically Step is as follows:
1. representing class in a danger with a character, 28 characters are obtained, are obtained with 28 character representations by step (A) 28 danger in class, the span of a character is a-z, A-Z, 0-9, totally 62 kinds of values;
2. prepare 28 code lengths being scaled 9;
3. 9 characters are divided into 5 groups, wherein 4 groups respectively include 2 characters, the 5th group includes 1 character;
4. class in 28 danger is divided into 5 groups, comprising class in each danger under each packet, class is with 1 in every 1 danger Numeral represents that first group includes class in 6 danger, with 6 digit " X1X2X3X4X5X6" represent;Class is grouped second group of use in danger 7 digit " X7X8X9X10X11X12X13" represent;Class is grouped the 3rd group with 6 digit " X in danger14X15X16X17X18X19" represent;It is dangerous Middle class is grouped the 4th group with 6 digit " X20X21X22X23X24X25" represent;Class is grouped the 5th group with 3 digit " X in danger26X27X28” Represent;
5. establishment step 4. with 3. between mapping relations, class is grouped first group of corresponding step in 4. danger that step obtains 3. character is grouped first group, class is grouped 3. second group of the character packet of second group of corresponding step, step in 4. danger that step obtains 4. class is grouped the 3rd group of corresponding step 3. character is grouped the 3rd group in obtained danger, class packet the in 4. danger that step obtains 3. character is grouped the 4th group to four groups of corresponding steps, and class is grouped the 5th group of corresponding step 3. character packet in 4. danger that step obtains 5th group;Numbered for class allocation map in the danger under each packet, it is corresponding with 3. 5 characters packet foundation that step obtains to close System.
6. the value that class is grouped in each danger is turned to correspond to 10 system number values of each character packet;
6 digit " the X that class is grouped in first danger1X2X3X4X5X6" corresponding to first character group value=X1×2 ×3×3×7×7+X2×3×3×7×7+X3×3×7×7+X4×7×7+X5×7+X6
Digit " the X that class is grouped in second danger7X8X9X10X11X12X13" corresponding to second character group value=X7 ×2×2×3×3×5×5+X8×2×3×3×5×5+X9×3×3×5×5+X10×3×5×5+X11×5×5+X12× 5+X13.6 digit " X of class packet14X15X16X17X18X19" corresponding to the 3rd character group value=X14×3×3×4×5× 5+X15×3×4×5×5+X16×4×5×5+X17×5×5+X18×5+X19
6 digit " the X that class is grouped in 4th danger20X21X22X23X24X25" corresponding to the 4th character group value=X20 ×2×3×4×4×10+X21×3×4×4×10+X22×4×4×10+X23×4×10+X24×10+X25
3 digit " the X that class is grouped in 5th danger26X27X28" corresponding to the 5th character group value=X26×4×5+ X27×5+X28
7. the 10 system number values that each character is grouped are scaled the character value of 62 systems:
The 10 system number values divided by 62 that 6. each character that step is obtained is grouped, obtained quotient and the remainder are converted to correspondingly 62 system characters, the packet of first, second, third and fourth group of character include two characters, 62 binary values expression first corresponding to business Individual character, 62 binary values corresponding to remainder represent second character;
8. integrating character group value, final 9 final codings are obtained:First, second, third and fourth, five 7. obtained according to step The character value of the character group of group, the character value of five character groups is arranged by the order from first group to the 5th group, obtained Final 9 codings of chemicals GHS information;
9. merge 18 changes of acquisition by preceding 9 for 9 codings of CAS number informations and rear 9 chemicals GHS information of chemicals Product encode.
Further, the chemicals coding typing described in step (D) is input Chinese or English name, No. CAS, scanning One-dimension code or scanning Quick Response Code.
3. beneficial effect
Compared to prior art, the advantage of the invention is that:
(1) very little numerical value can is only needed to pass through the modern times plus client form chemical tag by database Change information technology and quickly realize track of the whole process chemical information, all-round period management can be carried out to each chemicals;
(2) coding is perfect in detail, and the memory space that obtained chemical information occupies is small, and recognition speed is fast;
(3) chemicals coding can combine Modernized Information Technology so that the producer, manager and user can quickly obtain Take the efficiency with timely dissemination chemical information, raising chemical balance motion and decision-making;
(4) lookup is scanned using planar bar code technology, eliminates the error rate being manually entered, encoded with Quick Response Code And tracking, error rate are few, safe.
Brief description of the drawings
Fig. 1 is to follow the trail of digital labelling system structural representation in this chemical producting safety information quick search and complete period;
Fig. 2 is the method and step that the chemicals based on the present invention is tracked and inquired about.
Embodiment
With reference to specific embodiment, the present invention is described in detail.
The present invention relates to a kind of chemical information coding techniques, specially chemical producting safety information quick search and complete period Digital labelling system is followed the trail of, as shown in figure 1, the system includes:Input/output terminal, label, processor, the data storage end, coding Device and decoder.Described processor is connected with input/output terminal, encoder and decoder, and processor is long-range with the data storage end Connection, for described input/output terminal to be built-in with scan code system and input and output client, described the data storage end is long-range Data-storage system.Described encoder includes CAS encoders and GHS encoders, described decoder include CAS decoders and GHS decoders.Described input/output terminal is mobile terminal, can be that mobile phone, tablet personal computer, computer or code reader etc. are System.Described the data storage end data storage storehouse mainly includes chemicals GHS information and chemicals American Chemical Society chemical abstracts Society's CAS number informations.Described label, include chemicals coding and by chemicals encoded translated one-dimension code or two dimension Code.The described one-dimension code one-dimension code that either Quick Response Code is included by mobile terminal or Quick Response Code generation Software Create.
To chemicals《Global chemicals homogeneous classification and labeling system》The information such as classification of risks carry out integration classification, with reference to The identity information of chemicals, chemical information is encoded, an identity code is assigned for chemicals.And the present invention is in advance to chemicals GHS information carries out classified packets, then is encoded with digits plus letters mode to obtain 9 character codes, plus 9 CAS of chemicals Coding information, obtain 18 character codes.
Gained coding may finally be presented by bar code form.Mainly there are two kinds of forms of one-dimension code and Quick Response Code at present. The generation expense of one-dimension code is low, and recognition speed is fast, makes simply, and the information capacity of single bar code is big.Quick Response Code compares one Dimension code has stronger error correcting capability, is possible to recover original data in the case of damages.
Show chemical information using bar codes technique, chemical information storage mode can be made more convenient, storage letter Breath amount is big, is printed as small volume after label;, can be with timely dissemination chemical information by information sharing;Integrate ripe Internet of Things The informationization technology means such as net, mobile communication, cloud computing, it is possible to achieve information networking, for example local data base is established, it is convenient fast Quick checking is ask, quick obtaining chemical information, promotes chemicals from design production to the monitoring during the complete period used and pipe Reason.Domestic consumer group can use mobile communication equipment (such as mobile phone) scanning bar code, understand chemical information.Such as chemicals Accident, can differentiate chemicals rapidly, for chemicals decision-making of making that accidents happened in the short time.
The present invention is carried out based on chemical producting safety information quick search and complete period tracking digital labelling system to chemicals Tracking and inquiry, the realization of this method comprise the following steps:
As shown in Fig. 2 step (A):The chemicals person of sending passes through the chemicals in terminal-pair database《Global chemicals system One classification and labeling system》Classification of risks information extraction, and being integrated, i.e. chemicals GHS information integrations.
The original dangerous explanation of GHS Information commons 77, this 77 dangerous explanations enter three major types by graduation:Physical Danger, Health risk and environmental hazard.In a practical situation, a certain chemicals can not possibly be included in the dangerous explanation of all 77, because Mutual exclusion situation be present for some dangerous explanations.For example certain chemicals has explosivity, there is 6 and explosive Physical Danger Illustrate to represent 6 different blast characteristics respectively.Obviously, a material can only possess one of which characteristic.Therefore, say for this 6 It is bright have 1 it is corresponding with chemicals, remaining 5 explanations are all without corresponding to the chemicals.That is this 6 explosive Physical Danger It is mutual exclusion between explanation.
According to above rule, we are entered using all 77 of GHS information dangerous explanations as dangerous subclass by mutual exclusion situation Row is sorted out, and obtains class in 28 danger.Class represents a kind of chemical hazard characteristic, and each height in the classification in each danger Class is mutually exclusive.For our classifying method reasonability of checking, we choose 84 kinds of chemicals, list the dangerous explanations of their GHS Information, the result show that the dangerous descriptive information of all chemicals will not have two simultaneously and be present in same classification, explanation Class classifying method is reliable in the danger, is shown in Table 2:84 kinds of chemicals are corresponded in GHS danger descriptive information and corresponding 28 kinds of danger Class is sorted out.
To sum up, class in 28 danger is divided under three dangerous major classes of original GHS information, class includes original in this 28 danger The dangerous explanation subclass of 77 of beginning GHS information.So far, the integration of GHS information is completed, see the table below 1:Chemicals GHS dangerous informations Classification declaration.
The chemicals GHS dangerous information classification declarations of table 1
2 84 kinds of chemicals of table correspond to GHS danger descriptive information and corresponding 28 kinds of dangerous sorts are sorted out
2. 84 kinds of chemicals of table correspond to GHS danger descriptive information and corresponding 28 kinds of dangerous sorts are sorted out (continuous 1)
2. 84 kinds of chemicals of table correspond to GHS danger descriptive information and corresponding 28 kinds of dangerous sorts are sorted out (continuous 2)
Step (B):Chemicals sender is encoded by system to chemicals.
Required coding information includes CAS of (1) chemicals American Chemical Society CAS number informations;(2) chemicals《Entirely Geochemistry product homogeneous classification and labeling system》Classification of risks information.System is by processor by the information at remote data storage end Obtain, processor data is sent into encoder and encoded.
2.1 first to CAS of chemicals American Chemical Society CAS number informations coding.
By CAS encoders, the CAS numberings of chemicals are used as chemicals identity identification information, by numeral and "-" set of symbols Into.The CAS codings of different chemical product include 5 to 9 bit digitals, and its specific form can be expressed as " ####aa-aa-a ".# institutes table The digit shown is not fixed, minimum 2, most 4;Digit represented by a is to fix digit, totally 5.Chemicals Most long CAS codings digit is 9.
For unified CAS coded systems, when being encoded, ignore the "-" in CAS numberings, with 9 bit digital storage of chemical product CAS number informations.If the CAS of some chemicals is numbered less than 9,0 is mended before CAS is numbered, until polishing is 9 digits Word.For example, phenol CAS is encoded to " 108-95-2 ", there are 6 bit digitals.Ignore "-", and with 0 by digit polishing to 9, obtain benzene Phenol CAS is encoded newly encoded:“000108952”
2.2.1 to chemicals《Global chemicals homogeneous classification and labeling system》Classification of risks information tentatively encodes.
2.2.1.1 code length is determined:Class in 28 danger is represented with 28 characters.
By GHS encoders, according to GHS information classifications, i.e. table 1, class in 28 danger is obtained, with class in this 28 danger Encoded for core design:Class in one danger is represented with a character, one is obtained 28 characters.This 28 word _ symbols are combined into Character string, represent class, i.e. table 3 in 28 danger of GHS information classifications.
Class in 28 danger of the GHS information classifications of table 3
2.2.1.2 determine character value:With a-z (26 values), A-Z (26 values), 0-9 (10 values) represent word Symbol.
According to 2.2.1.1,28 character strings represent class in 28 danger, and each character represents class in a danger, i.e., every Individual character is set up with class in each danger to be mapped one by one.The value condition of each character has two kinds, and one kind is " corresponding each dangerous The dangerous subclass included under middle class ", another kind is " no corresponding dangerous subclass ", such as table 4.
In a practical situation, some chemicals, may not possess any one property for the dangerous subclass that class in danger includes Matter, i.e. " no corresponding dangerous subclass " situation.Such case is characterized, it is necessary to an extra character value.By taking character 1 as an example, word Class 1 during symbol 1 is corresponding dangerous, and class includes 6 dangerous subclasses, therefore 6 values of needs of character 11 time in danger.In actual conditions In, some chemicals, may not possess any one property of 6 dangerous subclasses in danger in class 1, i.e., it is " no corresponding dangerous Subclass " situation, therefore character 1 needs to increase an extra value, so that character 1 one shares 7 values.
The value of class code character corresponds to dangerous subclass situation in the danger of table 4
Class in all 28 danger of integrated survey, investigation table 1, the dangerous subclass number that class 2 is included in danger are 9, It is comprising class in the most danger of dangerous subclass numbers.The dangerous subclass situation of class 2 has 10 kinds in danger, i.e., 1 " no corresponding Dangerous subclass " situation, and 9 dangerous subclass situations.Therefore, in this all 28 danger the dangerous subclass situation of class the upper limit by The dangerous subclass situation number that class 2 is included in danger determines that i.e. 9+1=10, i.e., class corresponds to character in each danger The span upper limit is 10 values.
With a-z, there are 26 values, A-Z, there are 26 values, 0-9 there are 10 values to represent character, and each character there are 62 Value.The character of 62 spans, the span upper limit that can meet character are the requirement of 10 values.
So far, the preliminary coding to GHS information is completed.
2.2 pairs of chemicals《Global chemicals homogeneous classification and labeling system》Classification of risks information encodes, i.e. chemicals GHS Information.
2.2.2 compressed encoding length:28 code lengths are compressed, establish one a pair between character and dangerous sub-generic combinations The mapping table answered.
28 characters tentatively encoded, each character have class in its clearly corresponding danger, are shown in Table 3.But character 62 values are not efficiently used, because 62 values exceed well over the requirement of " the character value upper limit is 10 values ".Therefore, Character digit is compressed, character length is reduced, effectively utilizes memory space.
The step of compressed encoding, includes:
(1) " the possibility situation quantity for the related dangerous sub-generic combinations that some chemicals contains in theory " are calculated.
(2) calculating storage " the possibility situation quantity for the related dangerous sub-generic combinations that some chemicals contains in theory " needs The minimum character digit N wanted.
(3) mapping relations are re-established on coding upon compression.
2.2.2.1 " the possibility situation quantity for the related dangerous sub-generic combinations that some chemicals contains in theory " are calculated.
" the possibility situation quantity for the dangerous sub-generic combinations that some chemicals contains in theory " refer to class in 28 danger Respective " the possible situation quantity of dangerous subclass " permutation and combination, the upper limit of dangerous sub-generic combinations situation quantity obtained from.
" the possible situation quantity of dangerous subclass " " the dangerous subclass quantity " all than class in the danger of class is big by 1 in each danger. Because for a certain chemicals, the dangerous subclass situation that it may have is divided to two kinds, and one kind is that possess in the danger under class Dangerous subclass, another kind is any one for not possessing dangerous subclass under class in the danger.Such as a certain chemicals, may tool Some dangerous subclass of dangerous 1 lower 6 dangerous subclass of middle class, i.e. 6 kinds of possibility;Additionally, it is also possible to the chemicals should not Any one dangerous subclass in danger under class, this also calculates a kind of possibility.Therefore, for class in danger 1, it " dangerous subclass can Energy situation quantity ":6+1=7 (individual).
According to above-mentioned, statistical form 1, " dangerous subclass quantity " and " the possible situation of dangerous subclass that class in danger includes are obtained Quantity ", i.e. table 5.
" the dangerous subclass quantity " and " the possible situation quantity of dangerous subclass " that class includes in the danger of table 5
Then, calculate the permutation and combination of " dangerous subclass may situation quantity " of class in 28 danger, obtain " in theory certain The possibility situation quantity for the dangerous sub-generic combinations that individual chemicals contains ".According to table 5, by danger of class in danger 1 under upper Class situation number starts, and number is accumulated and is multiplied:
7×10×7×3×3×4×5×2×2×2×5×3×5×4×2×4×5×2×2×2×3×3×3 × 2 × 3 × 3 × 4 × 5=658,409,472,000,000.
Result of calculation is 658,409,472,000,000, and this is " the dangerous sub-generic combinations that some chemicals contains in theory Possibility situation quantity ".
2.2.2.2 storage " the possibility situation number for the related dangerous sub-generic combinations that some chemicals contains in theory is calculated The minimum character digit N that amount " needs.
With minimum character digit, complete GHS classification of risks information is stored, i.e., " some chemicals contains in theory The possibility situation quantity of related dangerous sub-generic combinations ", to reduce character length, improve storage efficiency.
Assuming that this minimum character digit is N, the character span value that every character tentatively encodes according to GHS, i.e., 0-9, A-Z, a-z, every character have 62 kinds of values, then the value that N positions character can represent comes to 62^N kinds.This 62^N kind takes Value be able to should include 658,409,472,000,000 kinds " the related dangerous sub-generic combinations that some chemicals contains in theory Possible situation quantity ", again with 658,409,472,000,000 kinds of " related danger that some chemicals contains in theory The possibility situation quantity of class combination " is closest, to ensure the maximum producing level of 62^N kind values.Therefore, 62^N-658 is worked as, 409,472,000,000>When 0, N minimum value is taken.
N=9 is calculated.Illustrate as N=9, be storage 658,409,472,000,000 kinds " some is chemical in theory The minimum character digit of the possibility situation quantity for the related dangerous sub-generic combinations that product contain " needs.
Thus, by 28 character compressions of storage of chemical product GHS classification of risks information to 9 characters.
2.2.3 coding is designed on 9 character bases upon compression.
2.2.3.1 9 characters are divided into five groups.
9 characters are divided into five groups:Preceding four groups every group 2 characters, the 5th group of 1 character, such as table 6.
69 characters of table are divided into five groups
Because the value quantity of a character is 62 (0-9, a-z, A-Z).First group, second group, the 3rd group and the 4th Each self-contained 2 characters of group, this 2 character value quantity are:62 × 62=3844.5th group is only had 1 character, therefore taken It is 62 to be worth quantity.
2.2.3.2 class in 28 danger is divided into five groups.
Corresponding to 5 groups of 9 characters, class in 28 danger is also divided into 5 groups, 5 character groups are corresponded in 5 danger respectively Class is grouped.Meanwhile the limitation of 3844 kinds and 62 kinds dangerous sub-generic combinations can be represented according to 2 characters and 1 character maximum, When being grouped to class in 28 danger, the dangerous sub-generic combinations quantity of preceding 4 packets are made to try one's best close to 3844 and each be grouped Quantity is as far as possible average, make that the dangerous sub-generic combinations quantity of the 5th packet tries one's best close to 62, such as table 7:
Class is divided into five groups in 7 28 danger of table
Class numbering is referring to table 1 in danger.
First group:Class in 6 danger, wherein there is class+2 in 2 danger comprising 1 dangerous subclass to include 2 danger + 2 middle classes for including 6 dangerous subclasses of middle class of subclass, dangerous sub-generic combinations quantity=(1+1) ^2 × (2+1) ^2 × (6+1) ^2=1764;
Second group:Class in 7 danger, wherein there is class+2 in 3 danger comprising 1 dangerous subclass to include 2 danger + 2 middle classes for including 4 dangerous subclasses of middle class of subclass, dangerous sub-generic combinations quantity=(1+1) ^3 × (2+1) ^2 × (4+1) ^2=1800;
3rd group:Class in 6 danger, wherein there is class+2 in 1 danger comprising 1 dangerous subclass to include 2 danger Class, dangerous subclass in+2 danger comprising 4 dangerous subclasses of class in danger of the middle class+1 of subclass comprising 3 dangerous subclasses Number of combinations=(1+1) ^2 × (2+1) ^2 × (3+1) ^1 × (4+1) ^2=1800;
4th group:Class in 6 danger, wherein there is class+1 in 2 danger comprising 1 dangerous subclass to include 2 danger + 1 middle class for including 9 dangerous subclasses of+2 middle classes comprising 3 dangerous subclasses of middle class of subclass, dangerous sub-generic combinations quantity =(1+1) ^2 × (2+1) ^1 × (3+1) ^2 × (9+1) ^1=1920;
5th group:Class in 3 danger, wherein there is class+1 in 1 danger comprising 2 dangerous subclasses to include 3 danger + 1 middle class for including 4 dangerous subclasses of middle class of subclass, dangerous sub-generic combinations quantity=(2+1) ^1 × (3+1) ^1 × (4+1) ^1=60;
2.2.4 establish 5 " mapping tables between the dangerous sub-generic combinations that class is grouped in character group and danger ".
It is grouped according to the 9 of foundation characters, i.e., class is grouped in table 6 and 28 danger, i.e. table 7, establishes " character group and danger Mapping table between the dangerous sub-generic combinations that class is grouped in danger ".
A) character group is since 00, in order flowline numbering (00,01,02 ... zz).
According to table 6, first character group has two characters.Because the value of every 1 character is 0-9, a-z, A-Z, so Since 00, flowline numbering in order:00、01、02……aa……zz……AA……ZZ.
Second and third, four character groups be two characters, also since 00, flowline numbering in order:00、01、02…… aa……zz……AA……ZZ。
5th character group is a character, since 0, flowline numbering in order:0、1、2……a……z…… A……Z。
B) the dangerous sub-generic combinations information digitalization that class in danger is grouped.
According to table 7, class, which is grouped first group, in danger class in 6 danger, and class is represented with 1 bit digital in every 1 danger, The value of this 1 digit is used for representing the value condition of dangerous subclass under class in the danger.0 represents without under class in the danger Any one dangerous subclass, 1 represents in the danger the 1st dangerous subclass in class, and 2 represent in the danger the 2nd dangerous son in class Class, the rest may be inferred.With 6 digit " X1X2X3X4X5X6" represent that class in danger is grouped first group of dangerous sub-generic combinations information, i.e., Table 8.
Similarly, according to table 7, class is grouped second group with 7 digit " X in danger7X8X9X10X11X12X13" represent class point in danger The dangerous sub-generic combinations information of second group of group.Class is grouped the 3rd group with 6 digit " X in danger14X15X16X17X18X19" represent dangerous Middle class is grouped the 3rd group of dangerous sub-generic combinations information.Class is grouped the 4th group with 6 digit " X in danger20X21X22X23X24X25" table Show the dangerous sub-generic combinations information of the 3rd group of class packet in danger.Class is grouped the 5th group with 3 digit " X in danger26X27X28" represent In danger class be grouped the 3rd group dangerous sub-generic combinations information i.e., table 8.
Class packet mapping numbering and span table in the danger of table 8
C) mapping relations between class packet and character packet in each danger are established.
Class is grouped first group of 6 digit " X in danger1X2X3X4X5X6" the corresponding character group of minimum value 000000 minimum Value 00;Then 1 is added to become 000001 since last 1 digit of 6 digits, character group also adds 1 to become 01, then by 6 digits 000001 corresponding character group 01, the rest may be inferred.
Similarly, class is grouped second group of 7 digit " X in danger7X8X9X10X11X12X13" 0000000 corresponding character of minimum value The minimum value 00 of group;Then 1 is added to become 0000001 since last 1 digit of 6 digits, character group also adds 1 to become 01, so Afterwards by the corresponding character group 01 of 6 digits 0000001, the rest may be inferred.
Class is grouped the 3rd group with 6 digit " X in danger14X15X16X17X18X19" minimum value 000000 corresponding character group Minimum value 00;Then 1 is added to become 000001 since last 1 digit of 6 digits, character group also adds 1 to become 01, then by 6 The corresponding character group 01 of digit 000001, the rest may be inferred.
Class is grouped the 4th group with 6 digit " X in danger20X21X22X23X24X25" minimum value 000000 corresponding character group Minimum value 00;Then 1 is added to become 000001 since last 1 digit of 6 digits, character group also adds 1 to become 01, then by 6 The corresponding character group 01 of digit 000001, the rest may be inferred.
Class is grouped the 5th group with 3 digit " X in danger26X27X28" the corresponding character group of minimum value 000 minimum value 00;Then 1 is added to become 001 since last 1 digit of 6 digits, character group also adds 1 to become 01, then by the correspondence of 6 digit 001 Character group 01, the rest may be inferred.
D) value that class is grouped in each danger is turned to correspond to 10 system number values of each character packet.
According to table 8, it is grouped for class in first danger, 6 digit " X1X2X3X4X5X6" in the 1st X1, the 2nd X2Each Include 2 kinds of value conditions, i.e., the 0,1, the 3rd X3, the 4th X4Include 3 kinds of value conditions, i.e., the 0,1,2, the 5th X5, the 6th X6Bag Containing 7 kinds of value conditions, i.e., 0,1,2,3,4,5,6.Therefore, the 6th, the 5th is that to meet 7 to enter the 1, the 4th, the 3rd be to meet 3 to enter 1, 2, the 1st are to meet 2 to enter 1.When carry forward, numeral below is changed into 0.According to such algorithm, with 6 digits “X1X2X3X4X5X6" exploitation go out corresponding to first character group value=X1×2×3×3×7×7+X2×3×3× 7×7+X3×3×7×7+X4×7×7+X5×7+X6
It is grouped for class in second danger, 7 digit " X7X8X9X10X11X12X13" in the 1st X7, the 2nd X8, the 3rd X9 Each self-contained 2 kinds of value conditions, i.e., the 0,1, the 4th X10, the 5th X11Include 3 kinds of value conditions, i.e., the 0,1,2, the 6th X12, the 7th Position X13Comprising 5 kinds of value conditions, i.e., 0,1,2,3,4,5,6.Therefore, the 6th, the 7th is that to meet 5 to enter the 1, the 4th, the 5th be to meet 3 It is to meet 2 to enter 1 to enter the 1, the 3rd, the 2nd, the 1st.When carry forward, numeral below is changed into 0.According to such algorithm, 7 Number " X7X8X9X10X11X12X13" exploitation go out corresponding to second character group value=X7×2×2×3×3×5×5+ X8×2×3×3×5×5+X9×3×3×5×5+X10×3×5×5+X11×5×5+X12×5+X13
It is grouped for class in the 3rd danger, 6 digit " X14X15X16X17X18X19" in the 1st X14Comprising 2 kinds of value conditions, I.e. 0,1, the 2nd X15, the 3rd X16Include 3 kinds of value conditions, i.e., the 0,1,2, the 4th X17Comprising 4 kinds of value conditions, i.e., 0,1,2, 3, the 5th X18, the 6th X19Comprising 5 kinds of value conditions, i.e., 0,1,2,3,4.According to such algorithm, with 6 digits “X14X15X16X17X18X19" exploitation go out corresponding to the 3rd character group value=X14×3×3×4×5×5+X15× 3×4×5×5+X16×4×5×5+X17×5×5+X18×5+X19
It is grouped for class in the 4th danger, 6 digit " X20X21X22X23X24X25" in the 1st X20, the 2nd X21Each bag Containing 2 kinds of value conditions, i.e., the 0,1, the 3rd X22Include 3 kinds of value conditions, i.e., the 0,1,2, the 4th X23, the 5th X24Taken comprising 4 kinds Value situation, i.e., 0, the 1,2,3, the 6th X25Comprising 10 kinds of value conditions, i.e., 0,1,2,3,4,5,6,7,8,9.With 6 digits “X1X2X3X4X5X6" exploitation go out corresponding to the 4th character group value=X20×2×3×4×4×10+X21×3× 4×4×10+X22×4×4×10+X23×4×10+X24×10+X25
It is grouped for class in the 5th danger, 3 digit " X26X27X28" in the 1st X26Comprising 3 kinds of value conditions, i.e., 0,1, 2, the 2nd X27Include 4 kinds of value conditions, i.e., the 0,1,2,3, the 3rd X28Comprising 5 kinds of value conditions, i.e., 0,1,2,3,4.With 6 Number " X1X2X3X4X5X6" exploitation go out corresponding to the 5th character group value=X26×4×5+X27×5+X28
E) 10 system number values are corresponded to the character value of actual 62 systems.
According to above-mentioned, the value for the character group calculated is ten's digit, ten's digit need to be converted into reality Character.Character is made up of digital 0-9 and upper and lower case letter A-Z, a-z, altogether 62 characters, equivalent to 62 systems.62 systems Corresponding relation between 10 systems is:0-9, the A-Z of 26 systems of corresponding 10 systems of the 0-9 of 16 systems correspond to 10 systems 10-35, corresponding 10 systems of the a-z of 26 systems 36-61.
Class is grouped first group of corresponding first character group in danger, and first character group is 2 characters.2 characters take Value scope is 00-zz, and it is 0-3843 (62*62-1) to be converted into 10 systems.Assuming that the character group that preceding formula is calculated takes It is 10 system numbers to be worth for X, X, is then 0-61 by X/62 round numbers business M and remainder N, M span, N span It is 0-61.Then, M and N are converted into corresponding 62 system characters respectively, are set to M ' and N ', then actual character corresponding to X That is M ' N '.
In addition, class is grouped second and third in danger, character group is all 2 characters corresponding to four groups, therefore the 10 of these packets The method that system is converted to 62 systems is identical with first group.
Class is grouped the 5th group of corresponding 5th character group in danger, and the 5th character group only includes 1 direct basis of character Corresponding relation between 62 systems and 10 systems just can obtain corresponding actual character.Obtain table 9.
Corresponding relation between the character and 10 systems of the system of table 9 62
F) character group value is integrated, chemicals GHS information is obtained and finally encodes.
According to the character value of above-mentioned first, second, third and fourth, five character groups being calculated, by the character of five character groups Value is obtained 9 chemicals GHS information and finally encoded by the order arrangement from first group to the 5th group.
3rd, after the work for completing above step, identity code coding, tool are carried out to specific chemicals according to above-mentioned algorithm Body step is as follows:
1st step:Number to obtain according to the CAS of the chemicals and be used for storage of chemical product CAS numberings in the chemicals identity code Preceding 9 bit digital of information.
2nd step:By the related GHS classification of risks information of the chemicals, i.e., dangerous subclass information is corresponded in table 8, obtained The chemicals is from X1To X28Value.
3rd step:The X obtained according to the 2nd step1To X28Value, obtain the chemicals in 6 danger class be grouped generation Code.First group:X1X2X3X4X5X6, second group:X7X8X9X10X11X12X13, the 3rd group:X14X15X16X17X18X19, the 4th group: X20X21X22X23X24X25, the 5th group:X26X27X28
4th step:Class block code is converted into 5 groups of characters by the reduction formula of each group in 5 danger that 3rd step is obtained Group numerical value, its 10 system.And by 5 groups of character group values, it is 10 systems, is converted into the character group value of 5 group of 62 system.
5th step:The character group value for 5 group of 62 system that 4th step is obtained merges, and obtains 9 characters, the i.e. chemicals GHS information finally encodes.
6th step:The identity code that 1st step is obtained, identity code are that the GHS information that 9 bit digitals and the 5th step obtain finally encodes 9 characters, obtain the identity code of the chemicals, totally 18 characters;Chemical information is deposited by remotely connecting upper incoming data Storage client information includes chemicals Chinese, chemicals CAS numberings, chemicals identity code, i.e. chemicals coding, and chemicals Specific dangerous information.
Step (C):Chemicals coding information is shown by input/output terminal, makes the label containing chemicals coding, mark Label contain, and chemicals is encoded and by the encoded translated one-dimension code of chemicals or Quick Response Code, is attached in chemicals packaging;It is one-dimensional Code generates Software Create by one-dimension code, and Quick Response Code generates Software Create by Quick Response Code.The bar code generating of Quick Response Code into software typing, Generate QR-code bar codes.
Step (D):Chemicals transfer person and recipient the chemicals entered on row label is encoded using input/output terminal into Row typing, Chinese and English title, 18 codings, scanning one-dimension code or scanning Quick Response Code can be inputted;
Step (E):System obtains remote data storage client information by processor, is decoded, passed through by decoder Processor obtains this chemical producting safety information from the data storage end, and shows this chemical hazard by input/output terminal client The information such as classification.The system can be tracked in the circulation of whole process to chemicals.Input/output terminal is mobile phone, QR- Code bar code informations are stored in cell-phone customer terminal, can be with scanning recognition QR-code bar codes.
By mobile phone two-dimension code scan for inquiries chemical producting safety information, and the application scenarios of complete period tracer technique are set. It is exemplified below:
(1) burst accident is transported:Shipping height is inflammable, has eye and the chemicals of skin irritation and teratogenesis carcinogenicity Matter benzene, driver causes lorry to overturn leakage of medicament in transportation drowsiness, and driver goes into a coma.Pedestrian quickly scans vehicle body chemicals Quick Response Code, alarm, emergency relief are performed according to its instruction, prompt surrounding population task, the loss such as avoid risk to minimize.
(2) safe consumption is managed:Strictly control external daily chemical product import, customs's safety check two-dimensional code scanning chemical product, really It is fixed whether to exceed China's lead standard;The public buys chemical product and carries out two-dimensional code scanning, understands wherein chemical kind and harmfulness, Harm of the chemicals for avoiding that there is genotoxicity for this special population of pregnant woman.
(3) discard and recycle:Battery and laboratory reagent bottle are in discarded recovery stage, by scanning Quick Response Code, quickly Know recovery disposing task content early stage, points for attention and centralized recovery address, while avoiding polluting environment, also effectively enter Row resource reclaim recycles.By that can be directed to for above-mentioned chemicals coding method under various types of environment and scene Whole chemicals tracking is carried out, ensure that chemicals is using and circulated and the traceability energy of last processing links, It is convenient that control is improved, and significantly increases the security of chemicals in use.
Embodiment 1
Below by taking chemicals " phenol " as an example, the cataloged procedure of chemicals identity code is described:
1st step:According to CAS of chemicals American Chemical Society CAS number informations, the CAS numberings of phenol are " 108- 95-2”.According to algorithm, first remove symbol "-", obtain 108952, totally 6 bit digital.Digit " 0 " polishing less than 9, then Addition 3 " 0 ", obtains the digit identity coding of phenol chemicals 9 before " 108952 ":000108952.
2nd step:Table 8 is corresponded to according to the GHS classification of risks information that phenol is related, obtains phenol GHS information X1 to X28's Value, table 10.
The phenol GHS information X of table 101To X28Value
3rd step:The phenol GHS information X obtained according to the 2nd step1To X28Value, table 10, obtain in 5 danger class and be grouped Code.First group of X1X2X3X4X5X6=000000;Second group:X7X8X9X10X11X12X13=0000202;3rd group: X14X15X16X17X18X19=000022;4th group:X20X21X22X23X24X25=000100;5th group:X26X27X28=000.
4th step:Class block code is converted into 5 groups of characters by the reduction formula of each group in 5 danger that 3rd step is obtained Group numerical value, it is 10 systems.
Class block code in first group of danger:X1X2X3X4X5X6=000000.According to class block code in first group of danger Reduction formula:Value=X of corresponding first character group1×2×3×3×7×7+X2×3×3×7×7+X3×3×7× 7+X4×7×7+X5×7+X6.Calculate 0 × 2 × 3 × 3 × 7 × 7+0 × 3 × 3 × 7 × 7+0 × 3 × 7 × 7+0 × 7 × 7+0 × 7 + 0=0, obtain first character group:00.
Class block code in second group of danger:X7X8X9X10X11X12X13=0000202.It is grouped according to class in second group of danger Code reduction formula:Value=X of corresponding second character group7×2×2×3×3×5×5+X8×2×3×3×5×5+ X9×3×3×5×5+X10×3×5×5+X11×5×5+X12×5+X13.Calculate:0×2×2×3×3×5×5+0×2× 3 × 3 × 5 × 5+0 × 3 × 3 × 5 × 5+0 × 3 × 5 × 5+2 × 5 × 5+0 × 5+2=52.According to 62 system algorithms, 52 divided by 62, business 0, and corresponding 62 hex values are 0,9 are shown in Table, for the character group first character;Remainder is 52, and corresponding 62 hex values are q, 9 are shown in Table, for second character of the character group.Obtain second character group:0q.
Class block code in 3rd group of danger:X14X15X16X17X18X19=000022.It is grouped according to class in the 3rd group of danger Code reduction formula:Value=X of corresponding 3rd character group14×3×3×4×5×5+X15×3×4×5×5+X16× 4×5×5+X17×5×5+X18×5+X19.Calculating 00 × 3 × 3 × 4 × 5 × 5+0 × 3 × 4 × 5 × 5+0 × 4 × 5 × 5+0 × 5 × 5+2 × 5+2=12.According to 62 system algorithms, 12 divided by 62, business 0, and corresponding 62 hex values are 0, are shown in Table 9, for the character Group first character;Remainder is 12, and corresponding 62 hex values are C, are shown in Table 9, for second character of the character group.Obtain the 3rd Character group:0C.
Class block code in 4th group of danger:X20X21X22X23X24X25=000100.It is grouped according to class in the 4th group of danger Code reduction formula:Value=X of corresponding 4th character group20×2×3×4×4×10+X21×3×4×4×10+X22 ×4×4×10+X23×4×10+X24×10+X25.Calculate 0 × 2 × 3 × 4 × 4 × 10+0 × 3 × 4 × 4 × 10+0 × 4 × 4 × 10+1 × 4 × 10+0 × 10+0=40.Obtain result 40.According to 62 system algorithms, 40 divided by 62, business 0, corresponding 62 systems It is worth for 0, is shown in Table 9, for the character group first character;Remainder is 40, and corresponding 62 hex values are e, are shown in Table 9, for the character group Second character.Obtain the 4th character group:0e.
Class block code in 5th group of danger:X26X27X28=000.It is public according to class block code conversion in the 5th group of danger Formula:Value=X of corresponding 5th character group26×4×5+X27×5+X28.0 × 4 × 5+0 × 5+0=0 is calculated, is tied Fruit 0.Again because the 5th character group only has a character, the 5th group character is obtained as 0.
5th step:The character group value for 5 group of 62 system that 4th step is obtained merges, and obtains 9 characters, the i.e. chemicals GHS information finally encodes.
First character group is:00;Second character group is 0q;3rd character group is 0C;Second character group is 0e; Second character group is 0.Merge this five character groups in order, obtain phenol GHS information and finally encode:000q0C0e0.
6th step:The bit digital of identity code 9 " 000108952 " that 1st step obtains and the GHS information that the 5th step obtains finally are compiled 9 characters " 000q0C0e0 " of code merge, and obtain the identity code of the chemicals, totally 18:000108952000q0C0e0.Pass through One-dimension code corresponding to the computer client generation Software Create of input.By chemicals text information and chemicals one-dimension code Information integration is attached in chemicals packaging in a label.
Embodiment 2
Methanol transport is tracked by, the system by methanol production side and transport and reviewing party and purchaser and The method of quick search.
(A) methanol production side is stored in the data storage end by the system security information database, database information;
(B) producer is encoded by system to chemicals, is encoded for methanol, the volume according to embodiment 1 Code method, methanol chemicals are encoded to:00006756100020C2g0;The coding and chemical hazard information of generation are stored in In remote data base;
(C) two-dimension code label containing chemicals coding is made to 18 chemicals coding of step (B) generation, circulated During, chemicals text information and chemicals 2 D code information are integrated in a label, by chemicals text information and change Product 2 D code information is integrated in a label and is attached in chemicals packaging;
(D) chemical transport person, inspection personnel and recipient pass through the change shown in the cell-phone customer terminal scanning recognition label Product information is scanned to entering the coding of the chemicals on row label;
(E) system is decoded by decoder to chemical tag coding information, by network connection remote data base, Show this chemical producting safety data message.Directly display corresponding methanol Chinese, chemicals CAS numberings, chemicals body Part code, i.e., chemicals encodes, and the specific dangerous information of chemicals.
Schematically the invention and embodiments thereof are described above, actual technical scheme is not limited to In this.So if one of ordinary skill in the art is enlightened by it, in the case where not departing from this creation objective, without wound The protection domain designed the embodiment similar to the technical scheme, this patent all should be belonged to for the property made.

Claims (7)

1. chemical producting safety information quick search and complete period tracking digital labelling system, it is characterised in that:Including input and output End, label, processor, the data storage end, encoder and decoder;Described processor is conciliate with input/output terminal, encoder Code device connection, processor is remotely connected with the data storage end, input/output terminal is inputted and exported to outside label information, institute The input/output terminal stated is built-in with scan code system and input and output client, and described the data storage end is remote data storage system System;Described encoder includes CAS encoders and GHS encoders, and described decoder includes CAS decoders and GHS decoders;
Said system operating procedure is as follows:
(A) chemical producting safety information database is established, database information is stored in the data storage end;
(B) chemicals sender is encoded by system to chemicals;Chemicals coding is made up of 18 characters, wherein preceding 9 Position character is made up of " CAS of chemicals American Chemical Society CAS number informations coding " change, and mode is as follows:Pass through CAS Encoder, CAS of chemicals American Chemical Society CAS number informations coding include 5 to 9 bit digitals, and its specific form represents For " ####aa-aa-a ", the digit represented by # is not fixed, minimum 2, most 4;Digit represented by a is solid Number is positioned, totally 5, ignores the "-" in CAS numberings, with the CAS number informations of 9 bit digital storage of chemical product, if some is chemical The CAS of product is numbered less than 9, then mends 0 before CAS is numbered, until polishing is 9 bit digitals;
9 characters enter row information based on step (A) chemical hazard classification information data by GHS encoders and encoded afterwards, specifically Step is as follows:
1. representing class in a danger with a character, 28 characters, 28 obtained with 28 character representations by step (A) are obtained It is individual it is dangerous in class, the span of a character is a-z, A-Z, 0-9, totally 62 kinds of values;
2. prepare 28 code lengths being scaled 9;
3. 9 characters are divided into 5 groups, wherein 4 groups respectively include 2 characters, the 5th group includes 1 character;
4. class in 28 danger is divided into 5 groups, comprising class in each danger under each packet, 1 bit digital of class in every 1 danger To represent, first group includes class in 6 danger, with 6 digit " X1X2X3X4X5X6" represent;Class is grouped second group with 7 in danger Number " X7X8X9X10X11X12X13" represent;Class is grouped the 3rd group with 6 digit " X in danger14X15X16X17X18X19" represent;Class in danger The 4th group is grouped with 6 digit " X20X21X22X23X24X25" represent;Class is grouped the 5th group with 3 digit " X in danger26X27X28" represent;
5. establishment step 4. with 3. between mapping relations, class is grouped first group of corresponding step 3. word in 4. danger that step obtains First group of packet is accorded with, class is grouped 3. second group of the character packet of second group of corresponding step in 4. danger that step obtains, 4. step obtains To danger in class be grouped the 3rd group of corresponding step 3. character be grouped the 3rd group, class is grouped the 4th group in 4. danger that step obtains 3. character is grouped the 4th group to corresponding step, and class is grouped the 3. character packet the 5th of the 5th group of corresponding step in 4. danger that step obtains Group;Numbered for class allocation map in the danger under each packet, corresponding relation is established in the 5 characters packet 3. obtained with step;
6. the value that class is grouped in each danger is turned to correspond to 10 system number values of each character packet;
6 digit " the X that class is grouped in first danger1X2X3X4X5X6" corresponding to first character group value=X1×2×3×3 ×7×7+X2×3×3×7×7+X3×3×7×7+X4×7×7+X5×7+X6
7 digit " the X that class is grouped in second danger7X8X9X10X11X12X13" corresponding to second character group value=X7×2 ×2×3×3×5×5+X8×2×3×3×5×5+X9×3×3×5×5+X10×3×5×5+X11×5×5+X12×5+ X13
6 digit " the X that class is grouped in 3rd danger14X15X16X17X18X19" corresponding to the 3rd character group value=X14×3 ×3×4×5×5+X15×3×4×5×5+X16×4×5×5+X17×5×5+X18×5+X19
6 digit " the X that class is grouped in 4th danger20X21X22X23X24X25" corresponding to the 4th character group value=X20×2 ×3×4×4×10+X21×3×4×4×10+X22×4×4×10+X23×4×10+X24×10+X25
3 digit " the X that class is grouped in 5th danger26X27X28" corresponding to the 5th character group value=X26×4×5+X27× 5+X28
7. the 10 system number values that each character is grouped are scaled the character value of 62 systems:
The 10 system number values divided by 62 that 6. each character that step is obtained is grouped, obtained quotient and the remainder are converted to corresponding 62 System character, first, second, third and fourth group of character packet include two characters, and 62 binary values corresponding to business represent first character Symbol, 62 binary values corresponding to remainder represent second character;
8. integrating character group value, final 9 final codings are obtained:7. first, second, third and fourth, five group obtained according to step The character value of character group, the character value of five character groups is arranged by the order from first group to the 5th group, obtains chemistry Final 9 codings of product GHS information;
9. 9 codings of the CAS number informations of preceding 9 chemicals and rear 9 chemicals GHS information are merged and obtain 18 chemicals Coding;
(C) label containing chemicals coding is made to 18 chemicals coding of step (B) generation, is attached to chemicals packaging On;
(D) chemicals transfer person and recipient carry out typing using system to entering the coding of the chemicals on row label;
(E) system is decoded by decoder to chemical tag coding information, shows the information such as this chemical hazard classification.
2. chemical producting safety information quick search according to claim 1 and complete period tracking digital labelling system, it is special Sign is:Described the data storage end data storage storehouse mainly includes chemicals GHS information and chemicals American Chemical Society chemistry Digest society CAS number informations.
3. chemical producting safety information quick search according to claim 1 and complete period tracking digital labelling system, it is special Sign is:Described label includes chemicals coding and by the encoded translated one-dimensional bar code of chemicals or two-dimentional bar shaped Code.
4. chemical producting safety information quick search according to claim 3 and complete period tracking digital labelling system, it is special Sign is:Either two-dimensional bar generates Software Create to described one-dimensional bar code by one-dimensional bar code or two-dimensional bar.
5. the side based on the chemical producting safety information quick search described in claim 1 and complete period tracking digital labelling system Method, comprise the following steps:
(A) chemical producting safety information database is established, database information is stored in the data storage end;
(B) chemicals sender is encoded by system to chemicals;Chemicals coding is made up of 18 characters, wherein preceding 9 Position character is made up of " CAS of chemicals American Chemical Society CAS number informations coding " change, and mode is as follows:Pass through CAS Encoder, CAS of chemicals American Chemical Society CAS number informations coding include 5 to 9 bit digitals, and its specific form represents For " ####aa-aa-a ", the digit represented by # is not fixed, minimum 2, most 4;Digit represented by a is solid Number is positioned, totally 5, ignores the "-" in CAS numberings, with the CAS number informations of 9 bit digital storage of chemical product, if some is chemical The CAS of product is numbered less than 9, then mends 0 before CAS is numbered, until polishing is 9 bit digitals;
9 characters enter row information based on step (A) chemical hazard classification information data by GHS encoders and encoded afterwards, specifically Step is as follows:
1. representing class in a danger with a character, 28 characters, 28 obtained with 28 character representations by step (A) are obtained It is individual it is dangerous in class, the span of a character is a-z, A-Z, 0-9, totally 62 kinds of values;
2. prepare 28 code lengths being scaled 9;
3. 9 characters are divided into 5 groups, wherein 4 groups respectively include 2 characters, the 5th group includes 1 character;
4. class in 28 danger is divided into 5 groups, comprising class in each danger under each packet, 1 bit digital of class in every 1 danger To represent, first group includes class in 6 danger, with 6 digit " X1X2X3X4X5X6" represent;Class is grouped second group with 7 in danger Number " X7X8X9X10X11X12X13" represent;Class is grouped the 3rd group with 6 digit " X in danger14X15X16X17X18X19" represent;Class in danger The 4th group is grouped with 6 digit " X20X21X22X23X24X25" represent;Class is grouped the 5th group with 3 digit " X in danger26X27X28" represent;
5. establishment step 4. with 3. between mapping relations, class is grouped first group of corresponding step 3. word in 4. danger that step obtains First group of packet is accorded with, class is grouped 3. second group of the character packet of second group of corresponding step in 4. danger that step obtains, 4. step obtains To danger in class be grouped the 3rd group of corresponding step 3. character be grouped the 3rd group, class is grouped the 4th group in 4. danger that step obtains 3. character is grouped the 4th group to corresponding step, and class is grouped the 3. character packet the 5th of the 5th group of corresponding step in 4. danger that step obtains Group;Numbered for class allocation map in the danger under each packet, corresponding relation is established in the 5 characters packet 3. obtained with step;
6. the value that class is grouped in each danger is turned to correspond to 10 system number values of each character packet;
6 digit " the X that class is grouped in first danger1X2X3X4X5X6" corresponding to first character group value=X1×2×3×3 ×7×7+X2×3×3×7×7+X3×3×7×7+X4×7×7+X5×7+X6
7 digit " the X that class is grouped in second danger7X8X9X10X11X12X13" corresponding to second character group value=X7×2 ×2×3×3×5×5+X8×2×3×3×5×5+X9×3×3×5×5+X10×3×5×5+X11×5×5+X12×5+ X13
6 digit " the X that class is grouped in 3rd danger14X15X16X17X18X19" corresponding to the 3rd character group value=X14×3 ×3×4×5×5+X15×3×4×5×5+X16×4×5×5+X17×5×5+X18×5+X19
6 digit " the X that class is grouped in 4th danger20X21X22X23X24X25" corresponding to the 4th character group value=X20×2 ×3×4×4×10+X21×3×4×4×10+X22×4×4×10+X23×4×10+X24×10+X25
3 digit " the X that class is grouped in 5th danger26X27X28" corresponding to the 5th character group value=X26×4×5+X27× 5+X28
7. the 10 system number values that each character is grouped are scaled the character value of 62 systems:
The 10 system number values divided by 62 that 6. each character that step is obtained is grouped, obtained quotient and the remainder are converted to corresponding 62 System character, first, second, third and fourth group of character packet include two characters, and 62 binary values corresponding to business represent first character Symbol, 62 binary values corresponding to remainder represent second character;
8. integrating character group value, final 9 final codings are obtained:7. first, second, third and fourth, five group obtained according to step The character value of character group, the character value of five character groups is arranged by the order from first group to the 5th group, obtains chemistry Final 9 codings of product GHS information;
9. 9 codings of the CAS number informations of preceding 9 chemicals and rear 9 chemicals GHS information are merged and obtain 18 chemicals Coding;
(C) label containing chemicals coding is made to 18 chemicals coding of step (B) generation, is attached to chemicals packaging On;
(D) chemicals transfer person and recipient carry out typing using system to entering the coding of the chemicals on row label;
(E) system is decoded by decoder to chemical tag coding information, shows the information such as this chemical hazard classification.
6. the side of chemical producting safety information quick search according to claim 5 and complete period tracking digital labelling system Method, it is characterised in that:Step (A) chemical producting safety information database GHS classification of risks includes 3 dangerous major classes, 28 danger Middle class, 77 dangerous subclasses, wherein each dangerous major class is made up of class in each self-contained danger, class is by each self-contained in each danger Dangerous subclass composition.
7. the chemical producting safety information quick search and complete period according to claim 5 or 6 follow the trail of digital labelling system Method, it is characterised in that:Chemicals coding typing described in step (D) is input Chinese or English name, No. CAS, scanning one Tie up code or Quick Response Code.
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