NY/T 4353-2023
GB 1903.12-2015
NY/T 3947-2021
Determination of selenocystine, methylselenocysteine and selenotmethionine in livestock and poultry meat by high performance liquid chromatography-atomic f1uorescence spectrometry
YY/T 1258-2015
Homocysteine assay kit(enzymatic cycling method)
T/CI 529-2024
GB 1886.75-2016
HG/T 5266-2017
Biochemical reagent-L-Cysteine hydrochloride monohydrate
NY/T 3556-2020
Determination of selenocysteine and selenomethionine in cereals-\r Liquid chromatography-inductively coupled plasma mass spectrometry
DB42/T 2242-2024
KS K ISO 2913-2018
Wool — Colorimetric determination of cystine plus cysteine in hydrolysates
T/LNIQA 010-2023
KS K ISO 2913-2018(2023)
Wool — Colorimetric determination of cystine plus cysteine in hydrolysates
GB/T 1297-1993
Chemical reagent--L-Cysteine hydrochloride anhydrous
T/CFIAS 3017-2023
T/CITS RM0001-2024
KS M 8520-2004(2023)
L-Cysteine hydrochloride monohydrate
T/CFIAS 3024-2023
KS M 8520-2004(2018)
L-Cysteine hydrochloride monohydrate
T/SDAMDI 003-2024
KS K ISO 2915-2018(2023)
Wool-Determination of cysteic acid content of wool hydrolysates by paper electrophoresis and colorimetry