BS 7319-9-1990 工业用氯化钠的分析方法.第9部分：汞含量的测定方法

       This Part of BS 7319 describes a cold vapour atomic absorption spectrometric method for the determination of total mercury in sodium chloride. The method is applicable to products having mercury contents greater than 0.02 mg of mercury per kilogram of sodium chloride. NOTE. The titles of the publications referred to in this Part of this British Standard are listed on the inside back page.