对甲基醛苯检测标准

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)

Water quality--Determination of monomethyl hydrazine--p-Dimethylaminobenzaldehyde spectrophotometric method

Purified terephthalic acid(PTA) for industrial use--Determination of 4-carboxybenzaldehyde and p-toluic acid--High performance capillary electrophoresis (HPCE)

Commission Implementing Regulation (EU) 2017/63 of 14 December 2016 concerning the authorisation of benzyl alcohol, 4-isopropylbenzyl alcohol, benzaldehyde, 4-isopropylbenzaldehyde, salicylaldehyde, p-tolualdehyde, 2-methoxybenzaldehyde, benzoic acid, benzyl acetate, benzyl butyrate, benzyl formate, benzyl propionate, benzyl hexanoate, benzyl isobutyrate, benzyl isovalerate, hexyl salicylate, benzyl phenylacetate, methyl benzoate, ethyl benzoate

Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography

Water quality--Determination of hydrazine--p-Dimetylaminobenzaldehyde spectrophotometric method

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

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

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

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

贵金属合金化学分析方法 钯、银合金中钯量的测定 二甲基乙二醛肟重量法