HG/T 5624\uff5e5627-2019
GB/T 37042-2018
Hexamethylene diisocyanate
GB/T 13658-2015
Polymethylene polyphenylene isocyanate
GB/T 37629-2019(\u82f1\u6587\u7248)
纺织品 定量化学分析 聚丙烯腈纤维与某些其他纤维的混合物(甲酸/氯化锌法)
QB/T 5060-2017
Fragrance- 2-methylpentyl 2-methylvalerate
HG/T 5625-2019
QB/T 5061-2017
Fragrance-ethyl 2-methylvalerate
QB/T 2975-2008
Trimethylolpropane oleate
QB/T 4646-2014
Dimethyl benzyl carbinyl butyrate
QB/T 4658-2014
Dimethyl benzyl carbinyl acetate
HG/T 5714-2020
HG/T 2305-2017
Methyl methacrylate for industrial use
QB/T 4308-2012
Di(fatty acid ethyl ester)hydroxyethyl methyl ammonium methylsulfate
QB/T 4533-2013
Fatty alkyl trimehtyl ammonium methylsulfates
HG/T 6013-2022
HG/T 5803-2021
Methyl methacrylate recycled from plexiglass
QB/T 5062-2017
Fragrance- 3,5,5-trimethylhexyl acetate
SN/T 3654-2013
Food contact materials-Paper and regenerated fiber-Determination of total contant of distearyl dimethyl ammonium chloride,ditallow alkyl dimethyl ammonium chloride,and di(hydrogentated tallow)dimethyl ammonium chloride-Liquid chromatography-tandem mass sp
HG/T 2305-1992
QB/T 3650-1999