ISO 3200-1975 标准详情
- 标准号:ISO 3200-1975
- 中文标题:工业用硅酸钠和硅酸钾;硫酸盐含量测定;硫酸钡重量分析法
- 英文标题:sodium and potassium silicates for industrial use; determination of sulphates content; barium sulphate gravimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1975-03-15
Applicable to the analysis of products having contents either above 0.1 % (m/m) or above 0.25 % (m/m) according to whether the product is readily or sparingly soluble in water. The principle consists in dissolution of a test portion either directly o
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