Foreword
This standard replaces SN/T 2333-2009 “Food contact materials - Polymer materials - Determination of vinyl acetate in food simulants - Gas chromatography-mass spectrometry”.
Compared with SN/T 2333-2009, the major changes are as follows:
——the name of this standard has been revised to “National food safety standard - Food contact materials and articles - Determination of migration amount of vinyl acetate”;
——the quantitative method has been revised by replacing internal standard method with external standard method.