CN109884251B - Decoration pollution detection method - Google Patents
Decoration pollution detection method Download PDFInfo
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- CN109884251B CN109884251B CN201910201302.8A CN201910201302A CN109884251B CN 109884251 B CN109884251 B CN 109884251B CN 201910201302 A CN201910201302 A CN 201910201302A CN 109884251 B CN109884251 B CN 109884251B
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- 238000001514 detection method Methods 0.000 title claims abstract description 51
- 238000005034 decoration Methods 0.000 title claims abstract description 25
- 230000009931 harmful effect Effects 0.000 claims abstract description 58
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 48
- 231100000331 toxic Toxicity 0.000 claims abstract description 41
- 230000002588 toxic effect Effects 0.000 claims abstract description 41
- 239000001963 growth medium Substances 0.000 claims abstract description 40
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims abstract description 36
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000008859 change Effects 0.000 claims abstract description 20
- 239000002250 absorbent Substances 0.000 claims abstract description 19
- 230000002745 absorbent Effects 0.000 claims abstract description 19
- 238000009630 liquid culture Methods 0.000 claims abstract description 12
- 238000009210 therapy by ultrasound Methods 0.000 claims abstract description 10
- 239000011259 mixed solution Substances 0.000 claims abstract description 9
- 239000000243 solution Substances 0.000 claims abstract description 7
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 claims abstract description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 52
- 229920001661 Chitosan Polymers 0.000 claims description 23
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 23
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 23
- 235000005822 corn Nutrition 0.000 claims description 23
- 235000013312 flour Nutrition 0.000 claims description 23
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 238000000835 electrochemical detection Methods 0.000 claims description 8
- 230000005415 magnetization Effects 0.000 claims description 8
- 238000011109 contamination Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 241000235342 Saccharomycetes Species 0.000 claims description 2
- 241000209149 Zea Species 0.000 claims 2
- 239000007788 liquid Substances 0.000 abstract description 27
- 230000001954 sterilising effect Effects 0.000 abstract description 8
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 8
- 241000894006 Bacteria Species 0.000 abstract description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 24
- 239000007864 aqueous solution Substances 0.000 description 24
- 240000008042 Zea mays Species 0.000 description 21
- 239000007789 gas Substances 0.000 description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 18
- 229910052710 silicon Inorganic materials 0.000 description 18
- 239000010703 silicon Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 12
- 239000002341 toxic gas Substances 0.000 description 9
- 230000035945 sensitivity Effects 0.000 description 7
- 238000002156 mixing Methods 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 230000002195 synergetic effect Effects 0.000 description 6
- 238000005303 weighing Methods 0.000 description 6
- 239000002609 medium Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 229910052704 radon Inorganic materials 0.000 description 2
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 241000282412 Homo Species 0.000 description 1
- 208000019693 Lung disease Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 206010044302 Tracheitis Diseases 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 206010006451 bronchitis Diseases 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
The invention relates to a decoration pollution detection method, which comprises the steps of compressing and collecting indoor air, and introducing the compressed air into a liquid culture medium which is subjected to enrichment culture and contains strains; judging whether the air contains toxic and harmful components or not according to the turbidity change of the culture medium, wherein if the turbidity does not change, the air does not contain the toxic and harmful components, and if the turbidity is reduced, the air contains the toxic and harmful components; if toxic and harmful components are judged, introducing compressed air into the ethanol water solution containing the absorbent to obtain a polluted mixed solution; carrying out ultrasonic treatment on the polluted mixed liquid and simultaneously carrying out formaldehyde detection, ammonia gas detection and benzene detection on the polluted mixed liquid. The decoration pollution detection method provided by the invention judges the approximate content of indoor polluted gas through the sterilization rate of harmful gas for bacteria in a liquid culture medium, and finally determines the accurate content through absorbing and measuring the polluted gas by an absorbent.
Description
Technical Field
The invention belongs to the technical field of toxic gas detection, and particularly relates to a decoration pollution detection method.
Background
Decoration pollution refers to the pollution to the indoor environment because of the decoration action, along with the improvement of people's standard of living, carry out the new environmental pollution that appears in the decoration in-process to the interior space, mainly because people adopt unqualified fitment material and unreasonable design to cause in the interior decoration process, main pollutant is for sneaking into gases such as radon, formaldehyde, benzene, ammonia and volatile organic compounds harmful to human health in the air, these gases mix in the air, get into the human body through the respiratory track, produce various harmful effects to the human body. Radon, benzene, formaldehyde, ammonia, trichloroethylene are said to cause 35.7% of respiratory diseases, 22% of chronic lung diseases and 15% of tracheitis, bronchitis and lung cancer in humans, which are lesions of multiple systems, multiple organs, multiple tissues, multiple cells, multiple genes.
Although various rapid detection means for decoration pollution gas exist at present, the specific pollution degree cannot be detected due to the problems of large error, sensitivity and the like.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a decoration pollution detection method, which comprises the following steps in sequence:
compressing and collecting indoor air, and introducing the compressed air into a liquid culture medium which is subjected to enrichment culture and contains strains;
judging whether the air contains toxic and harmful components or not according to the turbidity change of the culture medium, wherein if the turbidity does not change, the air does not contain the toxic and harmful components, and if the turbidity is reduced, the air contains the toxic and harmful components;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol water solution containing an absorbent to obtain a polluted mixed solution;
and (4) carrying out ultrasonic treatment on the polluted mixed liquor obtained in the step (3), and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquor.
Preferably, in step (1), the bacterial species is yeast.
In any of the above embodiments, preferably, in step (1), the liquid medium includes TSB medium, corn flour, and chitosan, wherein the TSB medium comprises 50-80 parts, the corn flour comprises 1-3 parts, and the chitosan comprises 1.5-7.5 parts.
In any of the above schemes, preferably, the mass ratio of the corn flour to the chitosan is 1: 1.5-2.5.
In any of the above embodiments, it is preferable that the change in turbidity in the step (2) is judged by the naked eye.
In any of the above aspects, it is preferable that in the step (3), the adsorbent includes activated silica spheres and activated alumina spheres.
In any of the above embodiments, in the step (4), the formaldehyde detection, the ammonia gas detection, and the benzene detection are preferably performed by an electrochemical detection method.
In any of the above embodiments, it is preferable that, in the step (3), the solution is subjected to pressurization, sonication, and magnetization treatment after compressed air is introduced into the aqueous ethanol solution
The invention has the beneficial effects that: the decoration pollution detection method provided by the invention judges the approximate content of indoor polluted gas through the sterilization rate of harmful gas for bacteria in a liquid culture medium, and finally determines the accurate content through absorbing and measuring the polluted gas by an absorbent.
Detailed Description
In order that the invention may be further understood, the invention will now be described in detail with reference to specific examples.
Example one
The decoration pollution detection method comprises the following steps in sequence:
weighing 50 parts of TSB culture medium, 1 part of corn flour and 1.5 parts of chitosan, adding the corn flour and the chitosan into the TSB culture medium, uniformly mixing, adding yeast strains for enrichment culture, wherein the growth rate of the yeast can be accelerated by the synergistic effect of the corn flour and the chitosan, so that the sensitivity of toxic gas to the sterilization effect of the yeast can be improved by improving the distribution and the number of the strains;
compressing and collecting indoor air until the pressure is 2 times of standard atmospheric pressure, and introducing the compressed air into the liquid culture medium which is subjected to enrichment culture and contains the strains;
judging whether the air contains toxic and harmful components or not through the turbidity change of the culture medium, if the turbidity does not change, indicating that the air does not contain the toxic and harmful components, if the turbidity is reduced, indicating that the toxic and harmful components exist, harmful gases such as formaldehyde and the like can kill the yeast in the culture medium, the dead flora does not have activity any more, and the turbidity of the liquid is reduced after precipitation;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol aqueous solution containing an absorbent to obtain a polluted mixed solution, wherein the absorbent is an active silicon ball and an active alumina ball, and the active silicon ball and the active alumina ball are arranged in the ethanol aqueous solution and can adsorb the harmful components in the compressed air so as to be fully dissolved in the ethanol aqueous solution;
and (3) carrying out ultrasonic treatment on the polluted mixed liquid in the step (3), simultaneously carrying out pressurization and magnetization treatment on the liquid, fully dissolving toxic and harmful gases attached to the active silicon spheres and the active alumina spheres into an ethanol aqueous solution, and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquid by an electrochemical detection method.
Example two
The decoration pollution detection method comprises the following steps in sequence:
weighing 60 parts of TSB culture medium, 2 parts of corn flour and 3 parts of chitosan, adding the corn flour and the chitosan into the TSB culture medium, uniformly mixing, adding yeast strains for enrichment culture, wherein the growth rate of the yeast can be accelerated by the synergistic effect of the corn flour and the chitosan, so that the sensitivity of toxic gas to the sterilization effect of the yeast can be improved by improving the distribution and the number of the strains;
compressing and collecting indoor air until the pressure is 2 times of standard atmospheric pressure, and introducing the compressed air into the liquid culture medium which is subjected to enrichment culture and contains the strains;
judging whether the air contains toxic and harmful components or not through the turbidity change of the culture medium, if the turbidity does not change, indicating that the air does not contain the toxic and harmful components, if the turbidity is reduced, indicating that the toxic and harmful components exist, harmful gases such as formaldehyde and the like can kill the yeast in the culture medium, the dead flora does not have activity any more, and the turbidity of the liquid is reduced after precipitation;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol aqueous solution containing an absorbent to obtain a polluted mixed solution, wherein the absorbent is an active silicon ball and an active alumina ball, and the active silicon ball and the active alumina ball are arranged in the ethanol aqueous solution and can adsorb the harmful components in the compressed air so as to be fully dissolved in the ethanol aqueous solution;
and (3) carrying out ultrasonic treatment on the polluted mixed liquid in the step (3), simultaneously carrying out pressurization and magnetization treatment on the liquid, fully dissolving toxic and harmful gases attached to the active silicon spheres and the active alumina spheres into an ethanol aqueous solution, and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquid by an electrochemical detection method.
EXAMPLE III
The decoration pollution detection method comprises the following steps in sequence:
weighing 65 parts of TSB culture medium, 2 parts of corn flour and 4 parts of chitosan, adding the corn flour and the chitosan into the TSB culture medium, uniformly mixing, adding yeast strains for enrichment culture, wherein the growth rate of the yeast can be accelerated by the synergistic effect of the corn flour and the chitosan, so that the sensitivity of toxic gas to the sterilization effect of the yeast can be improved by improving the distribution and the number of the strains;
compressing and collecting indoor air until the pressure is 2 times of standard atmospheric pressure, and introducing the compressed air into the liquid culture medium which is subjected to enrichment culture and contains the strains;
judging whether the air contains toxic and harmful components or not through the turbidity change of the culture medium, if the turbidity does not change, indicating that the air does not contain the toxic and harmful components, if the turbidity is reduced, indicating that the toxic and harmful components exist, harmful gases such as formaldehyde and the like can kill the yeast in the culture medium, the dead flora does not have activity any more, and the turbidity of the liquid is reduced after precipitation;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol aqueous solution containing an absorbent to obtain a polluted mixed solution, wherein the absorbent is an active silicon ball and an active alumina ball, and the active silicon ball and the active alumina ball are arranged in the ethanol aqueous solution and can adsorb the harmful components in the compressed air so as to be fully dissolved in the ethanol aqueous solution;
and (3) carrying out ultrasonic treatment on the polluted mixed liquid in the step (3), simultaneously carrying out pressurization and magnetization treatment on the liquid, fully dissolving toxic and harmful gases attached to the active silicon spheres and the active alumina spheres into an ethanol aqueous solution, and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquid by an electrochemical detection method.
Example four
The decoration pollution detection method comprises the following steps in sequence:
weighing 70 parts of TSB culture medium, 2.5 parts of corn flour and 6 parts of chitosan, adding the corn flour and the chitosan into the TSB culture medium, uniformly mixing, adding yeast strains for enrichment culture, wherein the growth rate of the yeast can be accelerated by the synergistic effect of the corn flour and the chitosan, so that the sensitivity of toxic gas to the sterilization effect of the yeast can be improved by improving the distribution and the number of the strains;
compressing and collecting indoor air until the pressure is 2 times of standard atmospheric pressure, and introducing the compressed air into the liquid culture medium which is subjected to enrichment culture and contains the strains;
judging whether the air contains toxic and harmful components or not through the turbidity change of the culture medium, if the turbidity does not change, indicating that the air does not contain the toxic and harmful components, if the turbidity is reduced, indicating that the toxic and harmful components exist, harmful gases such as formaldehyde and the like can kill the yeast in the culture medium, the dead flora does not have activity any more, and the turbidity of the liquid is reduced after precipitation;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol aqueous solution containing an absorbent to obtain a polluted mixed solution, wherein the absorbent is an active silicon ball and an active alumina ball, and the active silicon ball and the active alumina ball are arranged in the ethanol aqueous solution and can adsorb the harmful components in the compressed air so as to be fully dissolved in the ethanol aqueous solution;
and (3) carrying out ultrasonic treatment on the polluted mixed liquid in the step (3), simultaneously carrying out pressurization and magnetization treatment on the liquid, fully dissolving toxic and harmful gases attached to the active silicon spheres and the active alumina spheres into an ethanol aqueous solution, and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquid by an electrochemical detection method.
EXAMPLE five
The decoration pollution detection method comprises the following steps in sequence:
weighing 80 parts of TSB culture medium, 3 parts of corn flour and 7.5 parts of chitosan, adding the corn flour and the chitosan into the TSB culture medium, uniformly mixing, adding yeast strains for enrichment culture, wherein the growth rate of the yeast can be accelerated by the synergistic effect of the corn flour and the chitosan, so that the sensitivity of toxic gas to the sterilization effect of the yeast can be improved by improving the distribution and the number of the strains;
compressing and collecting indoor air until the pressure is 2 times of standard atmospheric pressure, and introducing the compressed air into the liquid culture medium which is subjected to enrichment culture and contains the strains;
judging whether the air contains toxic and harmful components or not through the turbidity change of the culture medium, if the turbidity does not change, indicating that the air does not contain the toxic and harmful components, if the turbidity is reduced, indicating that the toxic and harmful components exist, harmful gases such as formaldehyde and the like can kill the yeast in the culture medium, the dead flora does not have activity any more, and the turbidity of the liquid is reduced after precipitation;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol aqueous solution containing an absorbent to obtain a polluted mixed solution, wherein the absorbent is an active silicon ball and an active alumina ball, and the active silicon ball and the active alumina ball are arranged in the ethanol aqueous solution and can adsorb the harmful components in the compressed air so as to be fully dissolved in the ethanol aqueous solution;
and (3) carrying out ultrasonic treatment on the polluted mixed liquid in the step (3), simultaneously carrying out pressurization and magnetization treatment on the liquid, fully dissolving toxic and harmful gases attached to the active silicon spheres and the active alumina spheres into an ethanol aqueous solution, and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquid by an electrochemical detection method.
EXAMPLE six
The decoration pollution detection method comprises the following steps in sequence:
weighing 80 parts of TSB culture medium, 3 parts of corn flour and 7.5 parts of chitosan, adding the corn flour and the chitosan into the TSB culture medium, uniformly mixing, adding yeast strains for enrichment culture, wherein the growth rate of the yeast can be accelerated by the synergistic effect of the corn flour and the chitosan, so that the sensitivity of toxic gas to the sterilization effect of the yeast can be improved by improving the distribution and the number of the strains;
compressing and collecting indoor air until the pressure is 2 times of standard atmospheric pressure, removing other components in the decoration pollution gas through an absorbent, only retaining one component, and introducing the air containing the component into the liquid culture medium which is subjected to enrichment culture and contains the strains;
judging whether the air contains toxic and harmful components or not through the turbidity change of the culture medium, if the turbidity does not change, indicating that the air does not contain the toxic and harmful components, if the turbidity is reduced, indicating that the toxic and harmful components exist, harmful gases such as formaldehyde and the like can kill saccharomycetes in the culture medium, dead flora does not have activity any more, the turbidity of the liquid is reduced after precipitation, and the approximate content of the harmful components in the gas can be preliminarily estimated through the sedimentation rate and the sedimentation quantity of the flora;
if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol aqueous solution containing an absorbent to obtain a polluted mixed solution, wherein the absorbent is an active silicon ball and an active alumina ball, and the active silicon ball and the active alumina ball are arranged in the ethanol aqueous solution and can adsorb the harmful components in the compressed air so as to be fully dissolved in the ethanol aqueous solution;
and (4) carrying out ultrasonic treatment on the polluted mixed liquid obtained in the step (3), simultaneously carrying out pressurization and magnetization treatment on the liquid, fully dissolving the toxic gas attached to the active silicon spheres and the active alumina spheres into an ethanol aqueous solution, and simultaneously carrying out detection on the toxic gas on the polluted mixed liquid by an electrochemical detection method.
It will be understood by those skilled in the art that the method for detecting decoration contamination according to the present invention includes the summary and the detailed description of the present invention, which are described above, but is not limited to space and the descriptions of the various aspects of the combination are omitted for the sake of brevity. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A decoration pollution detection method comprises the following steps in sequence:
(1) compressing and collecting indoor air, and introducing the compressed air into a liquid culture medium which is subjected to enrichment culture and contains strains;
(2) judging whether the air contains toxic and harmful components or not according to the turbidity change of the culture medium, wherein if the turbidity does not change, the air does not contain the toxic and harmful components, and if the turbidity is reduced, the air contains the toxic and harmful components;
(3) if toxic and harmful components are judged, introducing the compressed air obtained in the step (1) into an ethanol water solution containing an absorbent to obtain a polluted mixed solution;
(4) carrying out ultrasonic treatment on the polluted mixed liquor obtained in the step (3), and simultaneously carrying out formaldehyde detection, ammonia detection and benzene detection on the polluted mixed liquor;
in the step (1), the strain is saccharomycetes; in the step (1), the liquid culture medium comprises 50-80 parts of TSB culture medium, 1-3 parts of corn flour and 1.5-7.5 parts of chitosan; the mass ratio of the corn flour to the chitosan is 1: 1.5-2.5.
2. The decoration contamination detection method according to claim 1, wherein in the step (2), the change of the turbidity can be judged by naked eyes.
3. The decoration contamination detection method according to claim 1, wherein in the step (3), the absorbent comprises activated silica spheres and activated alumina spheres, and the ratio of the activated silica spheres to the activated alumina spheres is 2: 3.
4. The decoration pollution detection method according to claim 1, wherein in the step (4), the formaldehyde detection, the ammonia gas detection and the benzene detection are detected by electrochemical detection methods.
5. The decoration contamination detection method according to claim 1, wherein in the step (3), the solution is subjected to pressurization, ultrasonic treatment and magnetization treatment after the compressed air is introduced into the aqueous ethanol solution.
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| CN109115964A (en) * | 2018-10-25 | 2019-01-01 | 深圳众宝城贸易有限公司 | Indoor decoration pollution gas detecting system |
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2019
- 2019-03-18 CN CN201910201302.8A patent/CN109884251B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| JP2005261373A (en) * | 2004-03-22 | 2005-09-29 | Teruo Sugawara | Method for qualitatively analyzing aryl hydrocarbon receptor |
| CN1715925A (en) * | 2004-07-02 | 2006-01-04 | 中国科学院大连化学物理研究所 | A kind ofly carry out method of checking bacterial endotoxin by measuring turbidity value |
| CN103512938A (en) * | 2012-06-15 | 2014-01-15 | 中国科学院理化技术研究所 | Electrochemical sensor used for instantly monitoring and detecting water biotoxicity, and apparatus thereof |
| CN207081707U (en) * | 2017-07-30 | 2018-03-09 | 吉林建筑大学 | A kind of indoor decoration pollution monitoring system based on BIM technology |
| CN207992154U (en) * | 2018-03-01 | 2018-10-19 | 广州科然环保科技有限公司 | A kind of finishing pollution harmful gas detecting device |
| CN109115964A (en) * | 2018-10-25 | 2019-01-01 | 深圳众宝城贸易有限公司 | Indoor decoration pollution gas detecting system |
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