This standard replaces the method for determination of the migration amount of nickel in GB/T 5009.81-2003 Method for analysis of hygienic standard of stainless steel food containers and table wares and SN/T 2829-2011 Food contact materials - metal material - Determination of the content of heavy metal in food simulant - Inductively coupled plasma atomic emission spectrometry.

As compared to the method for determination of nickel in GB/T 5009.81-2003, 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 nickel;

——Inductively coupled plasma mass spectrometry and inductively coupled plasma atomic emission spectrometry have been added.