GB 31604.39-2016 National food safety standard Determination of polychlorinated biphenyls in food contact paper for food contact materials and products
This standard specifies the gas chromatography determination method and gas chromatography-mass spectrometry method for the determination of polychaete in food contact paper. The first method of this standard is gas chromatography, and the second method is gas chromatography-mass spectrometry, both of which are applicable to the determination of 8 polyoxygenated teas in various food contact papers. First Method "Gas Chromatography 2 Principles
GB 31604.39-2016 history
2016GB 31604.39-2016 National food safety standard Determination of polychlorinated biphenyls in food contact paper for food contact materials and products