GB/T 2441.9-2010
Determination of urea - Part 9: Methylenediurea content - Spectrophotometric method
GB/T 2441.9-2001
Determination of Urea—Determination of methylenediurea content—Spectrophotometric method
GB/T 37042-2018
Hexamethylene diisocyanate
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
GB/T 25254-2022
Poly-(tetra methylene ether glycol)(PTMEG) for industrial use
GB/T 22924-2024
Determination of biuret content for compound fertilizers
DB43/T 2200-2021
HG/T 3777-2023
SH 2604.02-2003
Water treatment chemicals-solidum(ethylenedinitrilo)-tetramethylenephosphate
GB/T 22924-2008
Determination of biuret content for compound fertilizers(complex fertilizers)
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 39882-2021
Examination methods for methylene dioxymetham phetamine in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
GB/T 42307-2023
Fertilizers and soil conditioners—Determination of biuret content of urea-based fertilizers—HPLC method
HG/T 3538-2011
DOD DOD-M-64040A Notice 2-Reactivation
Methyl Diphenylurea
GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
HG/T 5868-2021
Technical specification for green-design product assessment-Polytetrarmethylene ether glycol
DOD DOD-M-64040A Notice 1-Inactivation
Methyl Diphenylurea
GB/T 38401-2019
Leather and fur—Chemical tests—Determination of dimethyl formamide content