NY/T 4353-2023
NY/T 3947-2021
Determination of selenocystine, methylselenocysteine and selenotmethionine in livestock and poultry meat by high performance liquid chromatography-atomic f1uorescence spectrometry
T/LNIQA 010-2023
NY/T 3556-2020
Determination of selenocysteine and selenomethionine in cereals-\r Liquid chromatography-inductively coupled plasma mass spectrometry
GB 1903.12-2015
NY/T 3655-2020
Determination of N-Hydroxymethyl methionine calcium in feeds
T/SSX 002-2022
USP f103425
L-Selenomethionine
USP m74840
Selenomethionine
32019R0049
T/CAB CASA0002-2018
32014R0847
32014R0121
32015R0489
32006R1750
32013R0445
32013R0427
32014R0847R(02)
32014R0121R(02)
32014R0121R(01)