对苯二甲基检测标准

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

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)

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

Dimethyl sulfoxide

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

Test method of purified terephthalic acid (PTA) for industrial use―Part 1：Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)

Rubber antioxidant-2,4,6-Tris(N-1,4-dimethylpentyl-p-phenylenediamino)-1,3,5-triazine

Fatty alkyl dimethyl tertiary amines

Dimethyldichlorosilane for industrial use

N,N-Dimethy aniline

Fatty alkyl dimethyl amine oxides

Polydimethylsiloxane trimethylsiloxy terminated

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

Methods for analysis of groundwater quality-Part 67：Determination of sulfide—N,N-dimethyl-1,4-phenylenediamine spectrophotometry