ISO 995-1975 标准详情
- 标准号:ISO 995-1975
- 中文标题:工业用氢氧化钾.二氧化硅含量的测定.还原硅钼酸盐光度法
- 英文标题:potassium hydroxide for industrial use-determination of silica content-reduced molybdosilicate photometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1975-09-01
The method is applicable to products having silica contents exceeding 10 mg/kg. The principle is based on the formation of yellow oxidized silico-molybdic complex in a strongly acid medium, in the presence of boric acid to suppress interference by fl
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