GB 31604.10-2016 Translated English of Chinese Standard. GB31604.10-2016: National food safety standard - Food contact materials and products - Determination of migration quantity of 2,2-bis(4- hydroxyphenyl) propane (bisphenol A)
https://www.chinesestandard.net, 23 apr 2018 - 9 pagine
This standard specifies the method for determining bisphenol A migration quantity in food contact materials and products (PVC, polycarbonate, epoxy resin and molded products).This standard applies to liquid chromatography-mass spectrometry/mass spectrometry detection of bisphenol A migration quantity in food contact materials and products (PVC, polycarbonate, epoxy resin and molded products).
Analysis results expression
Appendix A Reference Mass Spectrometry Conditions
1.0mL of bisphenol 2mL of methanol-water 3mL of n-hexane acidic food alcoholic food simulants area of bisphenol arithmetic mean bisphenol A concentration bisphenol A migration bisphenol A standard Blank test chromatography-mass spectrometry/mass spectrometry concentration in food Electro-spray epoxy resin food and alcoholic food contact materials food simulant sample food simulant test food simulants Accurately GB/T glass syringe Instrument reference conditions KEEP vortex limit of bisphenol Liquid chromatography liquid chromatography-mass spectrometry/mass Mass spectrometry materials and products membrane for determination methanol to dilute methanol-water mixture 1+1 method quantitative limit migration test milligrams MIX it uniformly molded products nylon filter membrane obtained under repeatability oil-based food simulant PIPETTE polycarbonate products PVC provisions of GB reagents relative abundance simulant sample solution simulant test solution specific migration quantity spectrometry to detect stand for stratification standard intermediate solution standard solution standard working curve standard working solution substratum aqueous solution syringe to suck vortex and vibration water-based