Chemical analysis methods of catalysts containing precious metals—Determination of platinum,palladium and rhodium in automobile exhaust-purifying catalysts—Spectrophotometry
全国有色金属标准化技术委员会
本标准规定了汽车尾气净化催化剂中铂、钯、铑量的测定方法。
本标准适用于新制和失效的汽车尾气净化催化剂中铂、钯、铑含量的测定，测定范围为Pt、Pd 20 g/t～5 000 g/t，Rh 20 g/t～600 g/t。
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