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 3538-2011
HG/T 4329-2012
Water treatment chemical-Ethylene diamine tetra (methylene phosphonic) penta sodium salt
GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
GB/T 23834.5-2009
Chemical analysis method for stannous sulfate - Part 5: Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometry
HG/T 5344\uff5e5349-2018
GA/T 1795-2021
Forensic sciences—Examination methods for MDAI、2-AI、5-EAPB in suspected drugs—GC and GC-MS
GA/T 1653-2019
Forensic sciences—Examination methods for chloracetophenone and o-chlorobenzalmalononitrile in tear agent samples—GC-MS
GA/T 1930-2021
Forensic sciences—Examination methods for MDAI、2-AI、5-EAPB in suspected drugs—LC and LC-MS
GB/T 26324-2010
1-Hydroxyethylidene-1,1-diphosphonate acid
HG/T 3538-2003
Water treatment chemical-Sodium ethylene diamine tetramethylene phosphonate
T/CASME 540-2023
T/CCPIA 204-2022
GB/T 6730.38-2017(\u82f1\u6587\u7248)
铁矿石 钴含量的测定 亚硝基-R盐分光光度法
GB/T 37042-2018
Hexamethylene diisocyanate
\u0413\u041e\u0421\u0422 26239.9-84
Trichlorsilane. Method of methyl chloride, ethyl chloride, butane, isobutane, methylene, chloroform, carbon tetrachloride, methyltrichlorsilane, chlormethylmethylsilane determination
GB/T 13658-2015
Polymethylene polyphenylene isocyanate