GB/T 33610.2-2017: Translated English of Chinese Standard. (GBT 33610.2-2017, GB/T33610.2-2017, GBT33610.2-2017): Textiles - Determination of deodorant property - Part 2: Detector tube method
https://www.chinesestandard.net, 2018 M01 8 - 18 pages
This part of GB/T 33610 specifies the test method of the determination of deodorizing properties of textiles by detector tube method. This test method is applicable to the determination of ammonia, acetic acid, methyl mercaptan, hydrogen sulfide odor.
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Calculation of concentration reduction rate of odor components
100mL syringe 1L sample bag 5L sampling Accumulative flowmeter Acetic acid concentration air pump 6.3 ammonia sample gas average concentration Blank test acetic cleaned by diluting coefficient of variation concentration of ammonia concentration of odor concentration with sample deodorant property deodorizing substances Detector tube method Determination of deodorant diluting gas 5.5 extract 100mL fully cleaned gas of concentration gas with concentration GB/T Hydrogen sulfide Inject 3L institution Test sample Methyl mercaptan n=2 n=3 Average nitrogen of purity Normative references odor component concentration odor components ORR odor gas ORR Test institution Place the sample polyester preparation rate of odor reduction rate Repeatability standard deviation Repeatability variance average Repetitive coefficient Reproducibility coefficient Reproducibility standard deviation Reproducibility variance sample A-2 Sample A-3 Concentration Sealing strip Standard atmospheres standard gas syringe 6.5 Table A.9 test acetic acid Test institution Test Test report test results Textile Standard Inspection three odor components Variance among test Variance ORR