YC/T 373-2010 Translated English of Chinese Standard. (YCT 373-2010, YC/T373-2010, YCT373-2010): Determination of benzene, toluene, ethylbenzene and xylene in polypropylene fiber tow and polypropylene fiber tow filter rod - Gas chromatography-mass spectrometry method [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2020 M11 28 - 11 pages This Standard specifies the determination method of benzene, toluene, ethylbenzene and xylene in polypropylene fiber tow and polypropylene fiber tow filter rod -- Gas chromatography-mass spectrometry method. This Standard applies to the determination of benzene, toluene, ethylbenzene and xylene in polypropylene fiber tow and polypropylene fiber tow filter rod. |
Contents
| 3 | |
Scope | 4 |
Instrument equipment and conditions | 6 |
Analysis steps | 7 |
Calculation and expression of results | 8 |
Recovery rate detection limit and quantification limit | 9 |
Appendix A Informative Example chromatogram | 10 |
Common terms and phrases
2-hexanone internal standard 50 mL volumetric accurate to 0.1 accurately pipette China Tobacco chromatogram According chromatogram is shown chromatography-mass spectrometry method chromatography-mass spectrometry selected Conical flask detection limit Determination of benzene deviation is allowed dilute ethylbenzene and xylene fiber tow filter fiber tow sample gas chromatography-mass spectrometry GB/T GC-MS analysis injection port internal standard solution internal standard stock limit and quantification m-xylene and o-xylene mg/kg mixed standard solution mixed standard stock mL volumetric flask n-hexane n-pentane polypropylene fiber tow purity 99 qualitative ion quantification limit results ratio of benzene Reagents recovery rate relative abundance residual amount resulting chromatogram sample solution sampling of polypropylene Seal and store selected ion analysis solution chromatogram solution whose concentration spectrometry selected ion standard solution 4.2.2 standard stock solution standard substance standard working curve standard working solution store the internal toluene tow and polypropylene tow filter rod validity period weigh 0.1 g xylene in polypropylene YC/T