n二甲基甲硝胺检测标准

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

Determination of material insoluble in N,N-dimethylformamide for pesticides

Chemical reagent--N，N-Dimethylformamide

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

Textile dyeing and finishing-Determination of N,N -Dimethylformamide

Rubber antioxidant—N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine（6PPD）

Blend of rubber antioxidant-N-( 1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine and N-(1,4-dimethylpentyl)-N'-phenyl-p-phenylenediamine (6PPD/7PPD)

N-Nitrosodimethylamine Formation in Drinking Water Due to Amine-Based Polyelectrolytes

Rubber antioxidant-N,N'-bis(1,4-dimethylpentyl)-p-phenylenediamine (77PD)

Rubber antioxidant-N-(1,4-dimethylpentyl)-N'-phenylp-phenylenediamine(7PPD)

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

Determination of N,N-dimethyformamide and N,N-dimethylacetamide in textile for import and export-Gas chromatography-Mass method

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

N, N－Dimethylpphenylenediammonium dichloride