CN110449000A - Absorbent-type solid preparation of chlorine dioxide generating device and detection method - Google Patents
Absorbent-type solid preparation of chlorine dioxide generating device and detection method Download PDFInfo
- Publication number
- CN110449000A CN110449000A CN201910857945.8A CN201910857945A CN110449000A CN 110449000 A CN110449000 A CN 110449000A CN 201910857945 A CN201910857945 A CN 201910857945A CN 110449000 A CN110449000 A CN 110449000A
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- Prior art keywords
- chlorine dioxide
- absorbent
- solid preparation
- type solid
- generating device
- Prior art date
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- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 title claims abstract description 208
- 239000004155 Chlorine dioxide Substances 0.000 title claims abstract description 104
- 235000019398 chlorine dioxide Nutrition 0.000 title claims abstract description 104
- 238000002360 preparation method Methods 0.000 title claims abstract description 70
- 239000007787 solid Substances 0.000 title claims abstract description 65
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 230000005284 excitation Effects 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 22
- NHYCGSASNAIGLD-UHFFFAOYSA-N Chlorine monoxide Chemical compound Cl[O] NHYCGSASNAIGLD-UHFFFAOYSA-N 0.000 claims description 21
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000460 chlorine Substances 0.000 claims description 7
- 229910052801 chlorine Inorganic materials 0.000 claims description 7
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims description 5
- 238000004448 titration Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000012153 distilled water Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000825 pharmaceutical preparation Substances 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000002798 spectrophotometry method Methods 0.000 claims description 3
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 3
- 239000012498 ultrapure water Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 34
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 10
- 235000019345 sodium thiosulphate Nutrition 0.000 description 10
- 239000012086 standard solution Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 229920002472 Starch Polymers 0.000 description 5
- 235000019698 starch Nutrition 0.000 description 5
- 239000008107 starch Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000645 desinfectant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
- B01J19/122—Incoherent waves
- B01J19/123—Ultra-violet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
Abstract
The present invention discloses a kind of absorbent-type solid preparation of chlorine dioxide generating device and detection method, it is related to absorbent-type solid preparation of chlorine dioxide field, absorbent-type solid preparation of chlorine dioxide generating device includes shell, absorbing liquid, ventilative cylinder and excitation apparatus, enclosure interior has closed accommodating chamber, absorbing liquid, ventilative cylinder and excitation apparatus are all set in accommodating chamber, absorbent-type solid preparation of chlorine dioxide detection method generates ClO 2 solution using absorbent-type solid preparation of chlorine dioxide generating device, the content of chlorine dioxide in ClO 2 solution is detected again.The absorbent-type solid preparation of chlorine dioxide generating device can generate chlorine dioxide with high purity solution, which is able to detect absorbent-type solid preparation of chlorine dioxide.
Description
Technical field
The present invention relates to absorbent-type solid preparation of chlorine dioxide fields, more particularly to a kind of absorbent-type chlorine dioxide solid
Preparation generating device and detection method.
Background technique
Chlorine dioxide is only one high effect disinfectants in chlorine-containing disinfectant generally acknowledged in the world, a large amount of domestic and international laboratories
It proves that chlorine dioxide can kill all microorganisms with the scene detection that sterilizes, there is wide spectrum, efficiently, quickly, do not remain, do not produce
Raw drug resistant characteristic.The food additives that the World Health Organization (WHO) and the United Nations grain agricultural activity (FAO) form together is special
The committee, family (JECFA) evaluates the safety of chlorine dioxide, and security level ADI (human intake allows benchmark) is
A1 grades of disinfectants, it can be understood as be that this authenticator is uniquely obtained in disinfection technology even if being eaten also very safe.From nineteen forty-four beauty
State first starts chlorine dioxide applied to drinking water disinfection, and chlorine dioxide is widely used in drinking water by American-European countries at present
Sewage treatment, air sterillization, medical and health, food antiseptic be fresh-keeping, farming animals animal husbandry deodorization, it is fresh-keeping, except fields such as algae, bleachings.I
The research of state's chlorine dioxide is started late with application, since the eighties in last century is gradually, has been achieved for remarkable effect.
Chlorine dioxide is divided into preparation and generator by production method, and preparation is divided into liquid and solid-state, because its chemical property is non-
It is often active, it is extremely easy in decomposition and is disproportionated, cause the production, storage and transit link of chlorine dioxide very inconvenient, need scene
Preparation is prepared, and use is greatly limited, especially for business and civilian casual household, in order to overcome this limitation, stability two
Chlorine monoxid becomes research focus, and stability chlorine dioxide is divided into stable ClO 2 solution and stability chlorine dioxide solid system
Agent, essence is not chlorine dioxide preparation, but can be generated or discharge the liquid or solid of chlorine dioxide under certain condition
Preparation, stable ClO 2 solution storage and transportation is inconvenient, and stability is influenced by pH value, and when use needs strong acid to be activated,
It makes troubles to using, activator species and dosage influence greatly activation effect, and purity is uncontrollable, and chlorine dioxide content is low, only
It can be used for liquid or small area solid sterilizing, be not suitable for larger space environmental improvement.The storage of stability chlorine dioxide solid pharmaceutical preparation
Fortune is convenient, and stability is good, especially absorbent-type solid preparation of chlorine dioxide, can produce chlorine dioxide with high purity solution, but this
Class preparation needs to generate chlorine dioxide with high purity solution in suitable generating device, and the country is filled there has been no such at present
It sets, does not also there is the method for detecting such preparation.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of absorbent-type solid preparation of chlorine dioxide generating device and detection
Method, absorbent-type solid preparation of chlorine dioxide generating device can generate chlorine dioxide with high purity solution, absorbent-type chlorine dioxide
Solid pharmaceutical preparation detection method is able to detect absorbent-type solid preparation of chlorine dioxide.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of absorbent-type solid preparation of chlorine dioxide generating device, including shell, for absorbing titanium dioxide
The absorbing liquid of chlorine body, the ventilative cylinder for containing absorbent-type solid preparation of chlorine dioxide and for exciting the absorbent-type
The excitation apparatus of solid preparation of chlorine dioxide, the enclosure interior have closed accommodating chamber, the absorbing liquid, the ventilation tube
Body and the excitation apparatus are all set in the accommodating chamber.
Further, the shell includes main body and upper cover, and the body interior has an accommodating chamber, in the main body
Portion is provided with the opening being connected to the accommodating chamber, and the upper cover closing is described to be open and be detachably connected with the main body, institute
It states ventilative cylinder and the excitation apparatus is detachably connected with the upper cover.
Further, the ventilative cylinder includes coaxial and nested setting from outside to inside outer cylinder and inner cylinder, the outer cylinder
The annular chamber for containing absorbent-type solid preparation of chlorine dioxide is formed between inner cylinder, the excitation apparatus is set to described
In inner cylinder.
Further, the excitation apparatus is quartz burner or ozone generator.
Further, the air inlet and gas vent being connected to the accommodating chamber, the air inlet are provided on the upper lid
Sprue is provided with in the gas vent.
Further, being arranged side by side in the main body has see-through window and colorimetric band, the see-through window and the colorimetric
Band is arranged along the short transverse of the main body, and the short transverse in the main body along the main body is additionally provided with graduation mark.
Further, the shell is made of light-proof material, and the ventilative cylinder offers multiple for ventilative
Air hole.
Further, the absorbing liquid includes one or more of distilled water, ultrapure water and liquor kalii iodide.
The present invention also provides a kind of absorbent-type solid preparation of chlorine dioxide detection methods, specifically includes the following steps:
Step 1 generates ClO 2 solution using the absorbent-type solid preparation of chlorine dioxide generating device；
Step 2 detects the chlorine dioxide content in the ClO 2 solution.
Further, using two in ClO 2 solution described in iodimetric titration or spectrophotometry in the step 2
Aoxidize chlorinity.
The present invention achieves following technical effect compared with the existing technology:
The absorbent-type solid preparation of chlorine dioxide generating device of offer of the invention includes shell, for absorbing chlorine dioxide
The absorbing liquid of gas, the ventilative cylinder for containing absorbent-type solid preparation of chlorine dioxide and for exciting absorbent-type titanium dioxide
The excitation apparatus of chlorine solid pharmaceutical preparation, enclosure interior have closed accommodating chamber, and absorbing liquid, ventilative cylinder and excitation apparatus are all provided with
It is placed in accommodating chamber, excitation apparatus works in the specific use process, and excitation absorbent-type solid preparation of chlorine dioxide discharges dioxy
Change chlorine, the chlorine dioxide absorbed liquid of release, which absorbs, can be prepared by chlorine dioxide with high purity solution；Absorption provided by the invention
Type solid preparation of chlorine dioxide detection method generates ClO 2 solution using absorbent-type solid preparation of chlorine dioxide generating device,
The detection of absorbent-type solid preparation of chlorine dioxide can be completed in the content for detecting chlorine dioxide in ClO 2 solution again.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the absorbent-type solid preparation of chlorine dioxide generating device provided in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the upper cover provided in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the excitation apparatus provided in the embodiment of the present invention.
Description of symbols: 1, main body；2 upper covers；3, outer cylinder；4, inner cylinder；5, annular chamber；6, excitation apparatus；7, air inlet；
8, gas vent；9, see-through window；10, colorimetric band；11, graduation mark；12, accommodating chamber；13, battery compartment；14, it switchs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of absorbent-type solid preparation of chlorine dioxide generating device and detection method, absorbent-types
Solid preparation of chlorine dioxide generating device can generate chlorine dioxide with high purity solution, the detection of absorbent-type solid preparation of chlorine dioxide
Method is able to detect absorbent-type solid preparation of chlorine dioxide.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
As shown in Figure 1-Figure 3, the present embodiment provides a kind of absorbent-type solid preparation of chlorine dioxide generating devices, including shell
Body, the absorbing liquid for absorbing chlorine dioxide, the ventilative cylinder for containing absorbent-type solid preparation of chlorine dioxide and
For exciting the excitation apparatus 6 of absorbent-type solid preparation of chlorine dioxide, enclosure interior has a closed accommodating chamber 12, absorbing liquid,
Ventilative cylinder and excitation apparatus 6 are all set in accommodating chamber 12.Excitation apparatus 6 is specially quartz burner in this present embodiment
Or ozone generator, the upper end of excitation apparatus 6 are provided with the battery compartment 13 for installing battery, 13 upper end of battery compartment is provided with
Switch 14, battery, switch 14 and excitation apparatus 6 are sequentially connected electrically, and switch 14 is set to hull outside, in order to user
It uses；Ventilative cylinder offers feed inlet for picking and placing absorbent-type solid preparation of chlorine dioxide and multiple for ventilative saturating
Stomata, and ventilative cylinder is cylindrical structure or broached-tooth design, to improve the permeability of ventilative cylinder；Due to chlorine dioxide
Body pole is dissolved in water or liquor kalii iodide, and absorbing liquid includes one or more of distilled water, ultrapure water and liquor kalii iodide.Having
In body use process, the work excitation absorbent-type chlorine dioxide preparation of excitation apparatus 6 discharges chlorine dioxide, chlorine dioxide
It is absorbed by liquid absorption and produces chlorine dioxide with high purity solution.
In order to facilitate the dismounting and use of device, shell includes main body 1 and upper cover 2, has accommodating chamber 12 inside main body 1,
1 top of main body is provided with the opening being connected to accommodating chamber 12, and the closing of upper cover 2 is open and is detachably connected with main body 1, cylinder of breathing freely
It is detachably connected with upper cover 2 with excitation apparatus 6.Specifically, upper cover 2 is connected through a screw thread with main body 1, breathe freely cylinder and excitation
Device 6 is connected through a screw thread with upper cover 2.
In order to save space and improve stimulation effect, ventilative cylinder includes coaxial and nested setting from outside to inside outer cylinder
3 and inner cylinder 4, the annular chamber 5 for containing absorbent-type solid preparation of chlorine dioxide, excitation dress are formed between outer cylinder 3 and inner cylinder 4
It sets 6 to be set in inner cylinder 4, and in the present embodiment specifically, is provided with air hole on inner cylinder 4 and outer cylinder 3.
For the ease of gas in displacement accommodating chamber 12, the air inlet 7 being connected to accommodating chamber 12 and exhaust are provided in upper cover 2
Sprue is provided in hole 8, air inlet 7 and gas vent 8.In the specific use process, sprue is taken out, accommodating chamber 12 can facilitate
Ground air inlet and exhaust.
For the ease of judging chlorine dioxide concentration, being arranged side by side in main body 1 has see-through window 9 and colorimetric band 10, window
Mouth 9 and colorimetric band 10 are arranged along the short transverse of main body 1.User is observed by see-through window 9 in the specific use process
It is compared after solution colour with colorimetric band 10, can tentatively judge chlorine dioxide concentration.
For the ease of judging absorbing liquid volume, the short transverse in main body 1 along main body 1 is additionally provided with graduation mark 11.
Absorbent-type solid preparation of chlorine dioxide is stimulated by external light source and is decomposed in order to prevent, and shell uses light-proof material
It is made.In the present embodiment specifically, shell is made of materials such as high boron glass, corrosion-resistant stainless steel or PVC.
The present embodiment also provides a kind of absorbent-type solid preparation of chlorine dioxide detection method, specifically includes the following steps:
Step 1 generates ClO 2 solution using absorbent-type solid preparation of chlorine dioxide generating device；
Step 2, using the chlorine dioxide content in iodimetric titration or spectrophotometry ClO 2 solution.
Absorbent-type solid preparation of chlorine dioxide detection method is described in detail by taking malonic acid iodimetric titration as an example below:
Step 1 generates ClO 2 solution, absorbing liquid proportion using absorbent-type solid preparation of chlorine dioxide generating device
It (adjusts PH for 10% malonic acid solution 20ml, 2mol/L sulfuric acid 5ml and is not more than 2), 10% liquor kalii iodide 40ml, distilled water
135ml, the density of chlorine dioxide are greater than air, and the chlorine dioxide of absorbent-type solid preparation of chlorine dioxide release is known from experience to receiving
12 bottom of chamber settles and absorbed liquid fully absorbs, and absorbing reaction can be considered moment irreversible chemical reaction, chemical equation
For following formula (1)；
Step 2 takes out the ClO 2 solution of designated volume, and titrates chlorine dioxide with sodium thiosulfate standard solution
Solution, side titration are just shaken, until starch solution is added when ClO 2 solution is in faint yellow, until ClO 2 solution becomes blue
After color, continues to be titrated to blue disappearance with sodium thiosulfate standard solution, record the body of the sodium thiosulfate standard solution of consumption
It is long-pending, in the present embodiment specifically, 5ml ClO 2 solution is taken out, titrates two with the sodium thiosulfate standard solution of 0.1mol/L
Solutions of chlorine is aoxidized, starch solution is 0.5% starch solution, 0.5% starch solution 1ml is added when initial, until solution becomes blue,
If blue is unobvious, appropriate 0.5% starch solution can be added, then proceedes to the sodium thiosulfate standard solution with 0.1mol/L
It is titrated to blue disappearance, chemical equation is following formula (2)；
Step 3 calculates two in ClO 2 solution according to the volume of the sodium thiosulfate standard solution consumed in step 2
The quality of chlorine monoxid, calculation formula are specially following formula (3), and Mi is release chlorine dioxide weight, mg in formula (3)；V is consumption
Sodium thiosulfate standard solution volume, ml；C is the concentration of sodium thiosulfate standard solution.
(1)2C1O2+10KI+4H2SO4→2KCl+5I2++4K2SO4+4H2O
(2)I2+2Na2S2O3→2NaI+Na2S406
(3) Mi=V × C × 13.49 × 1000
Titanium dioxide is generated using absorbent-type solid preparation of chlorine dioxide generating device in order to improve in detection accuracy step 1
Before solutions of chlorine, it first is passed through nitrogen into accommodating chamber 12, the air in accommodating chamber 12 is displaced, increases blank control in step 2
Experiment, with the volume of consumed sodium thiosulfate standard solution in aligning step two, in the present embodiment specifically, to accommodating chamber
The nitrogen of purity 99.2% is passed through in 12, the volume that consumed sodium thiosulfate standard solution is tested in blank control is denoted as V0,
Formula (3) is modified to Mi=(V-V0)×C×13.49×1000。
It should be noted that blank control experiment refers to repeating step 2 in the case where not adding ClO 2 solution.
Absorbent-type solid preparation of chlorine dioxide generating device provided by the present invention is produced absorbent-type chlorine dioxide preparation
Raw chlorine dioxide is converted into chlorine dioxide liquid, and then can carry out two by the detection method of national Specification
The measurement for aoxidizing chlorinity, establishes simple and practical, is dependent on the detection method of the absorbent-type chlorine dioxide preparation of national standard,
Compensate for the status that such preparation lacks detection method.
Apply that a specific example illustrates the principle and implementation of the invention in this specification, above embodiments
Explanation be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (10)
1. a kind of absorbent-type solid preparation of chlorine dioxide generating device, which is characterized in that including shell, for absorbing chlorine dioxide
The absorbing liquid of gas, the ventilative cylinder for containing absorbent-type solid preparation of chlorine dioxide and for exciting the absorbent-type two
The excitation apparatus of chlorine monoxid solid pharmaceutical preparation, the enclosure interior have closed accommodating chamber, the absorbing liquid, the ventilative cylinder
And the excitation apparatus is all set in the accommodating chamber.
2. absorbent-type solid preparation of chlorine dioxide generating device according to claim 1, which is characterized in that the shell packet
Include main body and upper cover, the body interior has an accommodating chamber, and the body top is provided with to be connected to the accommodating chamber
Opening, the upper cover closing is described to be open and is detachably connected with the main body, and the ventilative cylinder and the excitation apparatus are equal
It is detachably connected with the upper cover.
3. absorbent-type solid preparation of chlorine dioxide generating device according to claim 2, which is characterized in that the ventilation tube
Body includes coaxial and nested setting from outside to inside outer cylinder and inner cylinder, is formed between the outer cylinder and inner cylinder for containing absorption
The annular chamber of type solid preparation of chlorine dioxide, the excitation apparatus are set in the inner cylinder.
4. absorbent-type solid preparation of chlorine dioxide generating device according to claim 2, which is characterized in that the excitation dress
It is set to quartz burner or ozone generator.
5. absorbent-type solid preparation of chlorine dioxide generating device according to claim 2, which is characterized in that on the upper lid
It is provided with the air inlet and gas vent being connected to the accommodating chamber, is provided with sprue in the air inlet and the gas vent.
6. absorbent-type solid preparation of chlorine dioxide generating device according to claim 2, which is characterized in that in the main body
Being arranged side by side has see-through window and colorimetric band, and the short transverse of the see-through window and the colorimetric band along the main body is set
It sets, the short transverse in the main body along the main body is additionally provided with graduation mark.
7. absorbent-type solid preparation of chlorine dioxide generating device according to claim 1, which is characterized in that the shell is adopted
It is made of light-proof material, the ventilative cylinder offers multiple for ventilative air hole.
8. absorbent-type solid preparation of chlorine dioxide generating device according to claim 1, which is characterized in that the absorbing liquid
Including one or more of distilled water, ultrapure water and liquor kalii iodide.
9. a kind of absorbent-type solid preparation of chlorine dioxide detection method, which is characterized in that specifically includes the following steps:
Step 1 generates two using the described in any item absorbent-type solid preparation of chlorine dioxide generating devices of such as claim 1-8
Aoxidize solutions of chlorine；
Step 2 detects the chlorine dioxide content in the ClO 2 solution.
10. absorbent-type solid preparation of chlorine dioxide detection method according to claim 9, which is characterized in that the step
Using the chlorine dioxide content in ClO 2 solution described in iodimetric titration or spectrophotometry in two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910857945.8A CN110449000A (en) | 2019-09-11 | 2019-09-11 | Absorbent-type solid preparation of chlorine dioxide generating device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910857945.8A CN110449000A (en) | 2019-09-11 | 2019-09-11 | Absorbent-type solid preparation of chlorine dioxide generating device and detection method |
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Cited By (1)
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| CN112493235A (en) * | 2019-11-26 | 2021-03-16 | 上海朗彤环境科技发展有限公司 | Chlorine dioxide solid preparation, preparation method thereof and preparation method of high-purity chlorine dioxide solution |
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| CN112493235B (en) * | 2019-11-26 | 2022-09-09 | 上海朗彤环境科技发展有限公司 | Chlorine dioxide solid preparation, preparation method thereof and preparation method of high-purity chlorine dioxide solution |
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