China 'GB 31660.4-2019
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB 31660.4-2019
National food safety standards Determination of megestrol acetate and medroxyprogesterone acetate residues in animal foods Liquid chromatography-tandem mass spectrometry 食品安全国家标准 动物性食品中醋酸甲地孕酮和醋酸甲羟孕酮残留量的测定 液相色谱-串联质谱法
Issued Date:2019
Implemented Date:2019
Issued by:
The Standardization Administration of the People's Republic of China
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