GB/T 29493.2-2013 Translated English of Chinese Standard. (GBT 29493.2-2013, GB/T29493.2-2013, GBT29493.2-2013): Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 2: Determination of perfluorooctane sulfonates and perfluorooctanoicacid - HPLC-MS/MS method [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This Part of GB/T 29493 specifies the HPLC-MS/MS method for the determination of perfluorooctane sulfonates and perfluorooctanoicacid in textile dyeing and finishing auxiliaries. This Part applies to the determination of perfluorooctane sulfonates and perfluorooctanoicacid in various textile dyeing and finishing auxiliaries. |
Common terms and phrases
2000 HPLC-MS/MS electrospray Accurately PIPETTE Accurately WEIGH 0.020 acquisition ion pair area of perfluorooctane arithmetic mean chromatographic conditions of API content of perfluorooctane Determination of perfluorooctane DILUTE to 100 DISSOLVE by methanol dyeing and finishing electrospray ion source extractor finishing auxiliaries GB/T GC/MS method Gradient elution procedure HPLC-MS/MS analysis diagrams HPLC-MS/MS electrospray ion HPLC-MS/MS method ion current chromatogram limit of determination Low limit mass fraction methanol 4.1 mixed standard solution mL with methanol Mobile phase peak area perfluorooctane sulfonates PFOS Perfluorooctane sulfonates standard perfluorooctanoicacid mixed standard perfluorooctanoicacid PFOA Perfluorooctanoicacid standard solution Perfluorooctanoicacid standard stock PFOS acquisition ion polyurethane sample solution Selected ion current solution 20 mg/L solution 200 mg/L solution is stored source for perfluorooctane standard solution 20 standard stock solution standard working solution stock solution 200 substances in textile sulfonates and perfluorooctanoicacid sulfonates standard solution sulfonates standard stock Temperature-controllable ultrasonic bath textile dyeing Time/min Figure validity period voltage