Foreword

This standard replaces SN/T 2890-2011 “Food contact materials for export - Polymers - Determination of triethylamine and tributylamine in polycarbonate resin and its products - Gas chromatography”.

Compared with SN/T 2890-2011, the major changes of this standard are as follows:

——the name of this standard has been revised to “National food safety standard Food contact materials and articles Determination of triethylamine and tributylamine”;

——the requirement of “The containers and transferring instruments made of plastic materials shall be avoided to be used in the test” has been added;

——“graduated cylinder with stopper” in the original standard has been revised to “graduated centrifuge tube with stopper”.