GB/T 37042-2018
Hexamethylene diisocyanate
GB/T 2441.9-2010
Determination of urea - Part 9: Methylenediurea content - Spectrophotometric method
HG/T 3777-2023
GB/T 25254-2022
Poly-(tetra methylene ether glycol)(PTMEG) for industrial use
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 5687-2020
1,3,3-Trimethy-2-methyleneindoline
GB/T 22591-2008
Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid
YS/T 1204-2017
Tris (dibenzylideneacetone) dipalladium
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
HG/T 5687\uff5e5688-2020
GB/T 2441.9-2001
Determination of Urea—Determination of methylenediurea content—Spectrophotometric method
HG/T 2841-2023
SH 2604.02-2003
Water treatment chemicals-solidum(ethylenedinitrilo)-tetramethylenephosphate
GB/T 35500-2017
3,3,3,-Trifluoropropylmethyldimethoxysilane
DB43/T 2200-2021
HG/T 4328-2012
Water theatment chemical-Sodium salt of aminotrimethylene phosphonic acid
GB/T 39882-2021
Examination methods for methylene dioxymetham phetamine in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
HG/T 2840-2010
Water treatment chemicals-Amino trimethylene phosphonic acid (solid)
DOD DOD-M-64040A Notice 2-Reactivation
Methyl Diphenylurea