GA/T 1934-2021
China industry
standard english version:
GA
中华人民共和国行业标准
INDUSTRY
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GA/T 1934-2021
Forensic Science Test of 6 ephedrines including norephedrine in suspected precursor chemicals Gas chromatography-mass spectrometry, liquid chromatography and liquid chromatography-mass spectrometry 法庭科学 疑似易制毒化学品中去甲麻黄碱等6种麻黄碱类物质检验 气相色谱-质谱、液相色谱和液相色谱-质谱法
Issued Date:2021/10/14
Implemented Date:2022/5/1
Issued by:
The Standardization Administration of the People's Republic of China