CN108007889A - A kind of formaldehyde test container and formaldehyde test method - Google Patents
A kind of formaldehyde test container and formaldehyde test method Download PDFInfo
- Publication number
- CN108007889A CN108007889A CN201810017182.1A CN201810017182A CN108007889A CN 108007889 A CN108007889 A CN 108007889A CN 201810017182 A CN201810017182 A CN 201810017182A CN 108007889 A CN108007889 A CN 108007889A
- Authority
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- China
- Prior art keywords
- container
- formaldehyde
- inner seal
- seal liner
- container body
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 190
- 238000012360 testing method Methods 0.000 title claims abstract description 48
- 238000010998 test method Methods 0.000 title claims abstract description 14
- 229920000742 Cotton Polymers 0.000 claims description 25
- 239000010935 stainless steel Substances 0.000 claims description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 claims description 18
- 229920000573 polyethylene Polymers 0.000 claims description 10
- 238000002798 spectrophotometry method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 4
- 229920002866 paraformaldehyde Polymers 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000012153 distilled water Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract description 4
- 241000219146 Gossypium Species 0.000 description 21
- 239000000243 solution Substances 0.000 description 12
- 239000004698 Polyethylene Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- -1 polyethylene Polymers 0.000 description 5
- 239000004744 fabric Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 208000030303 breathing problems Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 208000004529 formaldehyde poisoning Diseases 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 208000017520 skin disease Diseases 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000000870 ultraviolet spectroscopy Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N2021/0325—Cells for testing reactions, e.g. containing reagents
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Sampling And Sample Adjustment (AREA)
- Closures For Containers (AREA)
Abstract
The invention discloses a kind of formaldehyde test container and formaldehyde test method, the formaldehyde test includes container body, inner seal liner and external seal lid with container, the opening inner surface of the inner seal liner and container body coordinates to realize that level-one is closed, and the opening outer surface of the external seal lid and container body coordinates to realize that two level is closed；The side on the inside of container body is provided with connector on the inner seal liner, the connector is used to connect sample to be tested；The container body, inner seal liner, external seal lid and connector are free of formaldehyde.The present invention can provide safe and reliable test environment to test the sample to be tested of content of formaldehyde, and test method is easy and effective, and formaldehyde determination result is correctly accurate.
Description
Technical field
The present invention relates to formaldehyde testing field, more particularly to a kind of formaldehyde test container and formaldehyde test method.
Background technology
As the development of modern industrial society, automotive upholstery are more and more fastidious.Due to the release of new car inside gadget material
Formaldehyde pollution in-car air, the formaldehyde poisoning triggered by formaldehyde pollution, skin disease, breathing problem etc. happens occasionally, therefore has
The concentration of formaldehyde detected in in-car air of effect is very necessary.
Except the concentration of formaldehyde test in air, formaldehyde is equally existed in some inside gadgets, dry goods article, and on the market
What is concentrated is the test to formaldehyde in air content, as long as test method coordinates formaldehyde test agent by formaldehyde examination paper, is put
Put in closed room, test paper color is compared after a period of time, obtains concentration of formaldehyde grade, but this test method does not apply to
It is detected in the content of formaldehyde to article.
In the prior art, formaldehyde test is carried out to article to be needed to use expensive and bulky detecting instrument equipment, inspection
Complex steps are surveyed, use very inconvenient, test result error is larger, is not easy to effectively be promoted, and there is an urgent need for research and develop a kind of energy
The device of enough Accurate Determining article content of formaldehyde.
The content of the invention
In order to solve problem of the prior art, the present invention provides a kind of formaldehyde test container and formaldehyde test method,
Safe and reliable environmental basis is provided for formaldehyde test, improves the accuracy of formaldehyde determination result, the technical solution is as follows：
On the one hand, the present invention provides a kind of container of formaldehyde test, including container body, inner seal liner and external seal
Lid, the opening inner surface of the inner seal liner and container body coordinate to realize that level-one is closed, the external seal lid and container
The opening outer surface of main body coordinates to realize that two level is closed；
The side on the inside of container body is provided with connector on the inner seal liner, the connector is treated for connection
Sample；
The container body, inner seal liner, external seal lid and connector are free of formaldehyde.
Further, the connector includes cotton thread bar and stainless steel hook, the upper end of the cotton thread bar with it is described interior close
Sealing connects, and lower end is connected with the upper end of stainless steel hook, and the lower end of the stainless steel hook is hook solid.
Further, the medial surface of the inner seal liner is equipped with the bulge-structure or through hole knot coordinated with the cotton thread bar
Structure.
Further, the cotton thread bar is threaded through on the inner seal liner using threading a needle.
Further, the opening of the container body is circle, and the aperture of the opening is more than the width of the sample to be tested
Degree；The inner seal liner is downward concave inward structure, and the upper edge of the inner seal liner is equipped with outwardly extending bobbin.
Further, the container body, inner seal liner and external seal lid are made by polythene material.
Further, the lateral surface of the inner seal liner, which is equipped with, is used for the portable knot that human hand makees inner seal liner to lift operation
Structure.
On the other hand, the present invention provides and has gone back a kind of formaldehyde test method based on above-mentioned formaldehyde test container, wraps
Include：
In formaldehyde test with being put into distilled water in container；
Inner seal liner and container body are tightly connected, make to hang by stainless steel hook by the sample to be tested that target is weighed
Hang over the test superjacent；
External seal lid and container body are tightly connected；
The formaldehyde test is heated with container, temperature is 50-70 DEG C, when heating time is 2.5-4 small, Ran Hou
50-90min is placed at room temperature.
PARA FORMALDEHYDE PRILLS(91,95) test carries out ultraviolet spectrophotometry operation with the solution in container, including：Take out molten in container
Liquid (formaldehyde dissolves aqueous solution therein), and acetylacetone,2,4-pentanedione is added dropwise thereto, then will be molten by heating water bath and lucifuge processing
Liquid is measured with ultraviolet specrophotometer, and the test is 412nm with solution spectrophotometry peak value.
What technical solution provided by the invention was brought has the beneficial effect that：
A. test container is made using the material without formaldehyde, the confined space of formaldehyde is improved for formaldehyde test, is improved
The accuracy of formaldehyde determination result；
B. by fully being heated with container to test, the formaldehyde in internal sample to be tested is given full play to, improves first
The accuracy of aldehyde measurement result；
C. test container is compact, and test operation is easy, and generalization is strong.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structure diagram of formaldehyde test container provided in an embodiment of the present invention；
Fig. 2 is formaldehyde test method flow chart provided in an embodiment of the present invention.
Wherein, reference numeral includes：1- container bodies, 2- inner seal liners, 21- handle structures, 3- external seal lids, 41- cottons
Lines, 42- stainless steel hooks.
Embodiment
In order to make those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Attached drawing, is clearly and completely described the technical solution in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained without making creative work, should all belong to the model that the present invention protects
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so as to the embodiment of the present invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, apparatus, product or equipment
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
In one embodiment of the invention, there is provided a kind of formaldehyde test container, referring to Fig. 1, the container includes
Container body 1, inner seal liner 2 and external seal lid 3, the opening inner surface of the inner seal liner 2 and container body 1 coordinate with reality
Existing level-one is closed, and the opening outer surface of the external seal lid 3 and container body 1 coordinates to realize that two level is closed；
The side of the inner side of container body 1 is provided with connector on the inner seal liner 2, the connector is used to connect
Sample to be tested (not shown)；
The container body 1, inner seal liner 2 and external seal lid 3 are free of formaldehyde, it is preferable that can use polythene material
It is made.The inner seal liner 2 is downward concave inward structure, and the upper edge of the inner seal liner 2 is equipped with outwardly extending bobbin, described
Bobbin is erected at the opening upper surface opening outer wall of propelling container main body 1 (bobbin not) of container body 1, preferably
Ground, the internal face of the inner seal liner 2 are close to the opening inner wall of container body 1.
Connector is equally free from formaldehyde, and in a preferred embodiment of the invention, the connector includes cotton thread bar
41 and stainless steel hook 42, the upper end of the cotton thread bar 41 be connected with the inner seal liner 2, lower end is upper with stainless steel hook 42
End connection, the lower end of the stainless steel hook 42 is hook solid.
Cannot be carried out between the cotton thread bar 41 and inner seal liner 2 by glue containing formaldehyde material etc. it is be bonded, it is optional
Ground, the medial surface of the inner seal liner 2 are equipped with the bulge-structure (not shown) coordinated with the cotton thread bar 41, the bulge-structure
The up-narrow and down-wide structure of 2 lower surface center of inner seal liner is preferably arranged on, the cotton thread bar 41 is bundled in the protrusion
In structure, both connections are realized；In another embodiment of the present invention, the medial surface of the inner seal liner 2 is equipped with through hole knot
Structure (not shown), the through-hole structure are preferably arranged on 2 lower surface center of inner seal liner, and the cotton thread bar 41 passes through institute
State through-hole structure, realize both connections, the bulge-structure or through-hole structure can be molded by mould and be made, preferably with
Inner seal liner 2 is integrally formed.And cotton thread bar 41 can use multi-thread (at least two-wire) structure, 42 upper end of stainless steel hook
Could be provided as hook solid, be erected between two cotton threads, as shown in Figure 1 or by cotton thread bar 41 be bundled in it is described not
Become rusty in steel hook 42.In another embodiment of the present invention, the cotton thread bar 41 is threaded through the inner seal liner 2 using threading a needle
On, can be to pass through the upper surface of inner seal liner 2, or preferably it is not passed through the upper surface of inner seal liner 2.It is internal in order to facilitate human hand
The operation of seal 2, the lateral surface of the inner seal liner 2 are preferably provided with handle structure 21, for example bail, such as are threaded
Prodger etc..
In the above-described embodiments, the preferred embodiment of the cotton thread bar 41 and stainless steel hook 42 only as connector, and
The stainless steel hook 42, such as the not copper wire of swabbing, filamentary silver, aluminium alloy are replaced using other metal materials without formaldehyde
Deng can equally realize technical scheme.Except this, change can also be made in the form of expression, the one of the present invention
In a alternative embodiment, the medial surface of the inner seal liner 2 is equipped with through-hole structure (not shown), and the through-hole structure is preferably to set
Put in 2 lower surface center of inner seal liner, the upper end of stainless steel hook 42 is directly passed through into the through-hole structure, equally can be with
Realize technical scheme；Alternatively, in another embodiment of the present invention, the upper end of cotton thread bar 41 in a manner described with
After the medial surface connection of inner seal liner 2, lower end is directly connected with sample to be tested, for example sample to be tested is a flexible cloth,
Directly knotted using cotton thread bar 41 on flexible one jiao of cloth, or set one to lead to for what cotton thread bar 41 passed through on cloth
Hole, the present invention do not limit the concrete form of connector, as long as the connector without formaldehyde by do not produce it is formaldehydogenic in a manner of and institute
State inner seal liner 2 to connect, can realize technical scheme.
Preferably, the opening of the container body 1 is circle, and the aperture of the opening is more than the width of the sample to be tested
Degree so that container inner wall will not be touched when being put into sample to be tested.Accordingly, the opening outer surface of the container body 1 is equipped with
First screw thread, the inner wall of the external seal lid 3 are equipped with the second screw thread with first thread fitting；In order to improve the test
With the leakproofness of container, gasket is additionally provided with the external seal lid 3, to strengthen air-tightness.
In another embodiment of the present invention, there is provided a kind of formaldehyde test container based on described in above-described embodiment
Formaldehyde test method, referring to Fig. 2, the described method includes below scheme：
S1, in formaldehyde test with being put into distilled water in container；
Inner seal liner and container body, be tightly connected by S2, and the sample to be tested for making to weigh by target passes through stainless steel hook
Part is suspended on the test superjacent；
External seal lid and container body, be tightly connected by S3；
S4, heat the formaldehyde test with container, and heating-up temperature is 50-70 DEG C, is preferably 60 DEG C, heating time
For 2.5-4 it is small when, be preferably 3 it is small when, then place at room temperature the default time, the default time is 50-90min, excellent
Elect 60min as；
S5, PARA FORMALDEHYDE PRILLS(91,95) test carry out ultraviolet spectrophotometry operation with the solution in container.
After completing S1-S4 steps, formaldehyde test is with the aqueous solution for obtaining dissolving promising formaldehyde in container, in S5, takes out and holds
Solution in device, and acetylacetone,2,4-pentanedione solution is added, handled by 40 DEG C of heating water baths and lucifuge, then by solution ultraviolet spectrometry
Photometer is measured, and acetylacetone method principle is to utilize formaldehyde and acetylacetone,2,4-pentanedione and ammonia generation yellow compound diacetyl network
Compound, its chemical equation are as follows：
Spectrophotometry is carried out under 412nm, this method biggest advantage is easy to operate, and performance is stablized, and error is small, no
Disturbed by acetaldehyde, colored solutions can be stabilized 12hr.
Preferably, formaldehyde test before by sample on assay balance with 0.01g accurate weighings, be then placed on polyethylene bottle
In (test container).Polyethylene bottle is placed in 60 DEG C of insulating box, when preservation 3 is small.Then place 60 minutes at room temperature,
Then solution is taken out and is tested.
Wherein, the white or transparent polyethylene bottle without any smell that polyethylene bottle is 1L is used.Polyethylene bottle upper end
There is the sealing cover of polyethylene with bottle cap connecting portion, sealing cover lower end is connected with pure cotton lines, and stainless steel hook is terminated with lines,
For connecting sample.Pure cotton lines and stainless steel hook do not interfere with test result, and the seal of whole polyethylene bottle
Well, it is ensured that the accuracy of measurement result.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. formaldehyde test container, it is characterised in that including container body (1), inner seal liner (2) and external seal lid (3), The inner seal liner (2) and the opening inner surface of container body (1) coordinate to realize that level-one is closed, the external seal lid (3) Coordinate with the opening outer surface of container body (1) to realize that two level is closed；The side on the inside of container body (1) is provided with connector on the inner seal liner (2), the connector is used to connect Sample to be tested；The container body (1), inner seal liner (2), external seal lid (3) and connector are free of formaldehyde.
- 2. container according to claim 1, it is characterised in that the connector includes cotton thread bar (41) and stainless steel hook (42), the upper end of the cotton thread bar (41) is connected with the inner seal liner (2), and lower end and the upper end of stainless steel hook (42) connect Connect, the lower end of the stainless steel hook (42) is hook solid.
- 3. container according to claim 2, it is characterised in that the medial surface of the inner seal liner (2) is equipped with and the cotton The bulge-structure or through-hole structure that lines (41) coordinate.
- 4. container according to claim 2, it is characterised in that the cotton thread bar (41) using thread a needle be threaded through it is described interior close On sealing (2).
- 5. container according to claim 1, it is characterised in that the opening of the container body (1) is circular, the opening Aperture be more than the sample to be tested width；The inner seal liner (2) is downward concave inward structure, the inner seal liner (2) Upper edge is equipped with outwardly extending bobbin.
- 6. container according to claim 1, it is characterised in that the container body (1), inner seal liner (2) and external seal Lid (3) is made by polythene material.
- 7. container according to claim 1, it is characterised in that the lateral surface of the inner seal liner (2), which is equipped with, is used for human hand Make the handle structure (21) for lifting operation to inner seal liner (2).
- 8. a kind of formaldehyde test method of the formaldehyde test container in 1-7 based on claim described in any one, its feature It is, including：In formaldehyde test with being put into distilled water in container；Inner seal liner and container body are tightly connected, make to be suspended on by stainless steel hook by the sample to be tested that target is weighed The test superjacent；External seal lid and container body are tightly connected；The formaldehyde test is heated with container, then places the default time at room temperature；PARA FORMALDEHYDE PRILLS(91,95) test carries out ultraviolet spectrophotometry operation with the solution in container.
- 9. formaldehyde test method according to claim 8, it is characterised in that solution in the PARA FORMALDEHYDE PRILLS(91,95) test container into The operation of row ultraviolet spectrophotometry includes：The solution in container is taken out, and acetylacetone,2,4-pentanedione solution is added dropwise thereto, by water-bath Then heating and lucifuge processing are measured with ultraviolet honourable photometer, the spectrophotometry peak value is 412nm.
- 10. formaldehyde test method according to claim 8, it is characterised in that the heating to the formaldehyde test container Temperature is 50-70 DEG C, heating time for 2.5-4 it is small when, it is described that to place the default time at room temperature be 50-90min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017182.1A CN108007889A (en) | 2018-01-09 | 2018-01-09 | A kind of formaldehyde test container and formaldehyde test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017182.1A CN108007889A (en) | 2018-01-09 | 2018-01-09 | A kind of formaldehyde test container and formaldehyde test method |
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| Publication Number | Publication Date |
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| CN108007889A true CN108007889A (en) | 2018-05-08 |
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| CN201810017182.1A Pending CN108007889A (en) | 2018-01-09 | 2018-01-09 | A kind of formaldehyde test container and formaldehyde test method |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3732504A1 (en) * | 1987-09-26 | 1989-04-13 | Wisdata Scient Soft And Hardwa | Method and apparatus for the determination of formaldehyde concentrations in the air |
| CN102043035A (en) * | 2009-10-15 | 2011-05-04 | 李绍龙 | Formaldehyde testing reagent and vessel thereof |
| CN202075229U (en) * | 2011-02-23 | 2011-12-14 | 上海诺科生物科技有限公司 | Experimental device for testing formaldehyde content of man-made board |
| CN102621139A (en) * | 2012-04-18 | 2012-08-01 | 上海市毛麻纺织科学技术研究所 | Method for determining free formaldehyde in textile by using full-temperature shake flask cabinet |
| WO2012130006A1 (en) * | 2011-03-31 | 2012-10-04 | 香港纺织及成衣研发中心有限公司 | Method and system for measuring formaldehyde content in fabrics |
| CN103616340A (en) * | 2013-11-18 | 2014-03-05 | 中国纺织信息中心 | Non-destructive method for testing content of formaldehyde in textile |
| CN204027894U (en) * | 2014-07-22 | 2014-12-17 | 广州衡创测试技术服务有限公司 | A kind of for nickel release and the sample bottle of formaldehyde pre-treatment |
| WO2017114451A1 (en) * | 2015-12-30 | 2017-07-06 | 田琳琳 | Method for measuring formaldehyde in textile |
| CN206772946U (en) * | 2017-05-27 | 2017-12-19 | 中国建材检验认证集团江苏有限公司 | A kind of wallpaper content of formaldehyde determines absorption plant |
| CN207662792U (en) * | 2018-01-09 | 2018-07-27 | 苏州中汽检测技术服务有限公司 | A kind of formaldehyde test container and formaldehyde test system |
-
2018
- 2018-01-09 CN CN201810017182.1A patent/CN108007889A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3732504A1 (en) * | 1987-09-26 | 1989-04-13 | Wisdata Scient Soft And Hardwa | Method and apparatus for the determination of formaldehyde concentrations in the air |
| CN102043035A (en) * | 2009-10-15 | 2011-05-04 | 李绍龙 | Formaldehyde testing reagent and vessel thereof |
| CN202075229U (en) * | 2011-02-23 | 2011-12-14 | 上海诺科生物科技有限公司 | Experimental device for testing formaldehyde content of man-made board |
| WO2012130006A1 (en) * | 2011-03-31 | 2012-10-04 | 香港纺织及成衣研发中心有限公司 | Method and system for measuring formaldehyde content in fabrics |
| CN102621139A (en) * | 2012-04-18 | 2012-08-01 | 上海市毛麻纺织科学技术研究所 | Method for determining free formaldehyde in textile by using full-temperature shake flask cabinet |
| CN103616340A (en) * | 2013-11-18 | 2014-03-05 | 中国纺织信息中心 | Non-destructive method for testing content of formaldehyde in textile |
| CN204027894U (en) * | 2014-07-22 | 2014-12-17 | 广州衡创测试技术服务有限公司 | A kind of for nickel release and the sample bottle of formaldehyde pre-treatment |
| WO2017114451A1 (en) * | 2015-12-30 | 2017-07-06 | 田琳琳 | Method for measuring formaldehyde in textile |
| CN206772946U (en) * | 2017-05-27 | 2017-12-19 | 中国建材检验认证集团江苏有限公司 | A kind of wallpaper content of formaldehyde determines absorption plant |
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Application publication date: 20180508 |