GB/T 33610.3-2019 Translated English of Chinese Standard. (GBT 33610.3-2019, GB/T33610.3-2019, GBT33610.3-2019): Textiles - Determination of deodorant property - Part 3: Gas chromatography method
https://www.chinesestandard.net, Sep 12, 2020 - Technology & Engineering - 19 pages
This part of GB/T 33610 specifies the method for determining the deodorization performance of textiles by gas chromatograph. This part applies to the determination of indole, isovaleric acid and 2-nonenal in various textile products.
ADD the note in 7 2 4
Appendix A Informative Structural changes of this part compared with
2-nonenal sample gas Accurately weigh 20 acid sample gas Airtight injection needle Analytically pure Appendix area and ORR area of odorous area Testing organization Average Average Table average peak area average value B-3 Specimen blank bottle Blank peak area calculate the average Calculate the reduction CAS number concentration of odorous concentration reduction rate conical flask 5.1 deodorization dilute ethanol 4.5 flame ionization detector flask Use nitrogen gas chromatography parameters gas in three gas of specimen gas-tight injection needle indole ionization detector FID isovaleric acid 4.2 isovaleric acid sample mass selective detector nitrogen odor chemical component odorous gas odorous solution organization Average Average Peak area Testing prepared in step recorded as Sm sample bottle sealing film 5.3 selective detector MSD shown in Table specified in GB/T Specimen B-3 Table C.8 Test conditions test gas Test report test results Test the peak Testing organization Average Textiles volumetric flask 5.2 weigh 20 g