This standard specifies the liquid chromatography-mass spectrometry/mass spectrometry method for the determination of nonylphenol migration in food contact materials and products. This standard is applicable to food contact materials and products. Water, 4% (volume fraction) acetic acid solution, 10% (volume fraction) ethanol solution, 20% (volume fraction) ethanol solution, 50% (volume fraction) ethanol solution Liquid. Olive oil, 952% (volume fraction) ethanol deep liquid as food simulant or 95% (volume fraction) ethanol liquid, isooctane chemical substitute solvent Determination of wangyiphenol in soaking liquid obtained through migration test . 2 principle
GB 31604.50-2020 history
2020GB 31604.50-2020 National food safety standard Determination of nonylphenol migration in food contact materials and products