ISO 5786-1978 标准详情
- 标准号:ISO 5786-1978
- 中文标题:工业用硫酸铵.砷含量的测定.二乙基二硫代氨基甲酸银光度法
- 英文标题:ammonium sulphate for industrial use; determination of arsenic content; silver diethyldithiocarbamate photometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1978-08-15
Describes a method applicable to products having arsenic contents euqal to or greater than 0,1 mg/kg. The principle consists in dissolving a test portion, acidifying it with hydrochloric acid solution and applying the general method as described in I
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