This standard replaces GB/T 23296.25-2009 Food contact materials - High polymer material - Determination of 1, 3-benzenedimethanamine in food simulant - High performance liquid chromatography and SN/T 2550-2010 Food contact materials - High polymer material - Determination of 1, 3-benzenedimethanamine in food simulant - High performance liquid chromatography.

As compared to GB/T 23296.25-2009, key changes are as follows:

——the name of the standard has been revised to National food safety standard - Food contact materials and articles - Determination of migration amount of 1, 3-benzenedimethanamine.