GB/T 30987-2020
Determination of free amino acids in plant
- Standard No.
- GB/T 30987-2020
- Language
- Chinese
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Lastest
- GB/T 30987-2020
- Replace
- GB/T 30987-2014
- Scope
- This standard specifies the methods for the determination of free amino acids in plants, including automatic amino acid analyzer method (first method), high performance liquid chromatography (second method) and liquid chromatography-tandem mass spectrometry (third method). three methods. This standard is applicable to 21 kinds of free amino acids (alanine, arginine, cysteine, 7-aminobutyric acid, glutamic acid, glutamic acid, glycine, histidine) in tea, Chinese medicinal materials, tobacco leaves and other plant samples. Determination of acid, isoleucic acid, leucic acid, and amino acid, serine. Theanine acid, nitrogen acid, acid acid, and nitrogen
GB/T 30987-2020 Referenced Document
- GB/T 8303 Tea.Preparation of ground sample and determination of dry matter content
GB/T 30987-2020 history
- 2020 GB/T 30987-2020 Determination of free amino acids in plant
- 2014 GB/T 30987-2014 Determination of free amino acids in plants