甲基甲基胺检测标准

Fatty alkyl dimethyl tertiary amines

Fatty alkyl dimethyl amine oxides

Chemical reagent―Hexamethylene tetramine

Hexamethylene tetramine for industrial use

Dialkyl methyl tertiary amines

Fatty alkylamidopropyldimethyl amines

m-Aminobenzotrifluoride

Examination methods for methamphetamine in suspected drugs

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

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

Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid

N,N-Dimethy aniline

Rubber antioxidant—N,N'-bis(1-methylpropyl)-p-phenylenediamine

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