HG/T 3538-2011
HG/T 4329-2012
Water treatment chemical-Ethylene diamine tetra (methylene phosphonic) penta sodium salt
HG/T 5250~5252-2017
HG/T 3777-2023
SH 2604.02-2003
Water treatment chemicals-solidum(ethylenedinitrilo)-tetramethylenephosphate
SN/T 3153-2012
Determination of N,N-bis(2-hydroxyethyl)-p-phenylenediamine,N,N-dimethyl-p-phenylenediamine,N,N-diethyl-p-phenylenediamine,N-phenyl-p-phenylenediamine and their salts in oxidative hair dyes for export-High performance liquid chromatography
HG/T 4330-2012
Water treatment chemical-Sodium salt of diethylene triamine penta(methylene phosphonic acid)
HG/T 3777-2005
Water treatment chemicals-Diethlenetriamine penamethylene phosphonic acid
GB/T 36761-2018
Ethylenediamine for industrial use
HG/T 3538-2003
Water treatment chemical-Sodium ethylene diamine tetramethylene phosphonate
WS/T 168-1999
Workplace air—Determination of diphenyl methand 4,4'-di-iso-cyanate-N-(1-naphthyl)ethylenediamine dihydrochloride spectrophotometric method
DB44/T 1122-2013
YS/T 1281-2018
Ethylenediamine sulfate palladium
T/CIESC 0022-2022
GB 12593-2007
Working chemical - Ethylenediaminetetraacetic acid disodium salt
HG/T 2417-1993
GB/T 37838-2019
Pulp—Determination of dynamic viscosity number in cupri-ethylenediamine(CED) solution
HG/T 3803-2006
HG/T 3803-2005
Photographic chemicals-4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
GB 10734-2008
Primary chemical - Ethylenediamine tetraacetic acid disodium salt