HG/T 5709\uff5e5712-2020
HG/T 5501\uff5e5504-2018
HG/T 4483-2012
GB/T 23670-2016
2-Amino-5-chloro-4-methybenzenesulfonic acid(CLT acid)
HG/T 5947-2021
HG/T 5502-2018
N -Methyl-4- (p -formylstyryl) pyridiniuID methyl sulfate
HG/T 5946\uff5e5948-2021
HG/T 5694\uff5e5697-2020
GB/T 23670-2009
2-Amino-5-chloro-4-methybenzenesulfouic acid(CLT acid)
GB/T 6730.37-2017
Iron ores—Determination of cobalt content—4-[(5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method
20232997-T-606
CLTacid(2-Amino-5-chloro-4-methylbenzenesulfonic acid)
HG/T 6314-2024
DB34/T 1767-2012
SN/T 3551-2013
Food contact materials-Paper,regenerated fibre-Determination of benzophenone and 4-methylbenzophenone-Gas chromatography-mass spectrometer
SN/T 4265-2015
Food contact materials - Auxiliary material - Determination of benzophenone and 4-methylbenzophenone in printing ink-Gas chromatography mass spectrometer
SN/T 3388-2012
HG/T 5623-2019
HG/T 5083-2016
Rubber antioxidant-2,4,6-Tris(N-1,4-dimethylpentyl-p-phenylenediamino)-1,3,5-triazine
T/CPCIF 0090-2021
YS/T 520.2-2007
Chemical analysis of gallium—Part 2:Determination of lead content—The 4-(2-pyridy lazo)-resorcinol spectrophotometric method