二甲基硝基苯检测标准

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)

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

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

铁矿石 铬含量的测定 二苯基碳酰二肼分光光度法

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

Water quality--Determination of nitrobenzene， mononi-trotoluene (MNT)， nitrochlorobenzene and oinitrotoluene (ONT)--Gas chromatography

p－Dimethylaminobenzaldehyde

Determination of permitted preservatives dimethyl oxazolidine, 7-ethylbicyclooxazolidine and 5-bromo-5-nitro-1,3-dioxane in cosmetics

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

Determination of nitrobenzene,nitrotuluene and dinitrotoluene in cosmetics for import and export

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

N, N－Dimethylpphenylenediammonium dichloride

DMDNB (2,3-DIMETHYL-2, 3-DINITROBUTANE)

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

Maximum limits of 4-chloronitrobenzene,2,4-dinitrochlorobenzene,dibutyl phthalate,dioctyl phthalate for irrigation water quality