This standard specifies the test methods for decolorization of food contact materials and products. This standard applies to the decolorization test of food contact materials and products. 2 principles
GB 31604.7-2016 history
2023GB 31604.7-2023 National Food Safety Standard Food Contact Materials and Products Decolorization Test
2016GB 31604.2-2016 National Food Safety Standards Determination of Potassium Permanganate Consumption in Food Contact Materials and Products
2003GB/T 5009.67-2003 Method for analysis of hygienic standard of products of polyvinyl chloride for food packaging