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See Chinese contents: GB 31604.55-2023 GB 31604.55-2023: National food safety standard - Food contact materials and products - Determination of migration of isothiazolinone compounds
This Standard specifies the methods to determine 1,2-benzisothiazolyl-3(2H)-one, 2-methyl-3(2H)-isothiazolinone and 5-chloro-2-methyl-2H-isothiazol-3-one migration amounts in food contact materials and products. This Standard applies to the determination of 1,2-benzisothiazolyl-3(2H)-one, 2-methyl-3(2H)-isothiazolinone and 5-chloro-2-methyl-2H-isothiazol-3-one migration amounts in food contact plastics, paints and coatings, rubber, paper and cardboard, and food contact materials and articles using inks or adhesives. Method One -- High-performance Liquid Chromatography
