月桂基二甲基氧化胺检测标准

Fatty alkyl dimethyl amine oxides

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

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

Chemical analysis methods and determination of physical performanceof alumina--Determination of sulfate content--N，N-dimethyl-P-phenylenediamine spectrophotometric method

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

皮革和毛皮 化学试验 二甲基甲酰胺含量的测定

Methods for chemical analysis of aluminium oxide--The N,N-dimethyl-P-phenylenediamine photometric method for the determination of sulfate content