Inorganic chemicals for industrial use—General method for determination of arsenic—Part 1:Silver diethyldithiocarbamate photometric method
MOD ISO 2590:1973
全国化学标准化技术委员会无机化工分会(SAC/TC 63/SC 1)
GB/T 23942的本部分规定了无机化工产品砷测定的通用方法——二乙基二硫代氨基甲酸银分光光度法。
本方法适用于在全部试液或测定所取的部分试液中砷（As）含量为1 μg~20 μg的产品。
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