HG/T 3777-2023
SH 2604.02-2003
Water treatment chemicals-solidum(ethylenedinitrilo)-tetramethylenephosphate
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
HG/T 5485-2018
2-Methoxy-5-methylaniline-4-sulfonylethyl hydrogen sulfate ester
HG/T 5845\uff5e5848-2021
QB/T 4420-2012
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
GB 29981-2013
HG/T 3803-2006
HG/T 3803-2005
Photographic chemicals-4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
GB 1886.368-2023
HG/T 3538-2011
HG/T 4329-2012
Water treatment chemical-Ethylene diamine tetra (methylene phosphonic) penta sodium salt
HG/T 2417-1993
HG/T 5250~5252-2017
SN/T 2915-2011
Determination of 160 pesticides residues including alachlor,acetochlor,azamethiphos in foodstuffs for export-GC-MS method
DB44/T 1122-2013
HG/T 5484\uff5e5487-2018
HG/T 2335-1992