二甲基色胺检测标准

Determination of 16 tryptamine hallucinogens and their metabolites in hair samples by liquid chromatography- tandem mass spectrometry

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

Fatty alkyl dimethyl tertiary amines

Determination of 10 volatile nitrosamines including N-Nitrosodimethylamine in cosmetics - Gas chromatography tandem mass spectrometry

Carbon materials—Determination of vanadium content—3,3-dimethyl naphthalene amine colorimetric method

Fatty alkyl dimethyl amine oxides

Dimethyl sulfoxide

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

Fatty alkylamidopropyldimethyl amines

Chemical reagent—N,N-dimethyl-p-phenylenediamine dihydrochloride

Workplace air—Determination of dimethyl acetamide—Gas chromatographic method

Dimethyldichlorosilane for industrial use

N,N-Dimethy aniline

Polydimethylsiloxane trimethylsiloxy terminated

Determination of sulfamethazine and sulfamonomethoxine in feeds—High-performance liquid chromatography