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测定防腐涂层六价铬元素.质量分析

Determination of hexavalent chromium in corrosion protection layers - Qualitative analysis

皮革.皮革中铬(VI)含量的化学测定.比色法

Leather. Chemical determination of chromium(VI) content in leather. Colorimetric method

水质-六价铬的测定-弱污染水的光度法

Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated water (ISO 18412:2005); German version EN ISO 18412:2006

大气降水中硫酸盐的测定

Determination of sulfate in the wet precipitation

固体废物 六价铬的测定 二苯碳酰二肼分光光度法

Solid waste--Determination of chromium(VI)--1,5-Diphenylcarbohydrazide spectrophotometric method

固体废物 总铬的测定 二苯碳酰二肼分光光度法

Solid waste--Determination of total chromium--1,5-Diphenylcarbohydrazide spectrophotometric method

无机化工产品中六价铬含量测定的通用方法.二苯碳酰二肼分光光度法

Inorganic chemicals for industrial use.General method for the determination of chromium(Ⅵ)content.1,5-Diphenylcarbohydrazide spectrophotometric method

钢板及钢带 锌及锌合金镀层中六价铬含量的测定 二苯碳酰二肼分光光度法

Zinc or zinc alloy coating on steel sheets or strips.Determination of hexavalent chromium content.1,5-Diphenylcarbohydrazide (diphenylcarbazide) spectrophotometric method

水质 六价铬的测定 柱后衍生-离子色谱法

Water quality—Determination of hexavalent chromium—Ion chromatography with post-column derivatization

环境质量 水质 铬的测定 第1部分：二苯基碳酰肼法

Environmental quality - Water quality. Determination of chromium. Part 1: Diphenyl carbazide method.

铝及其合金 二苯碳酰二肼分光光度法测定铬的参考方法

Aluminium and its alloys. Reference method for the determination of chromium by spectrometry with diphenylcarbazide.

皮革 - 皮革中铬（VI）含量的化学测定 - 第1部分:比色法

Leather — Chemical determination of chromium(VI) content in leather — Part 1: Colorimetric method

航空航天系列 涂料和清漆 铬酸盐浸出测定试验方法

Aerospace series - Paints and varnishes - Test method for determination of chromate leaching

氮化硅铁 铬含量的测定 二苯碳酰二肼分光光度法

Determination of ferrochromium content in silicon nitride diphenylcarbazide spectrophotometric method