ISO 5142-1977 标准详情
- 标准号:ISO 5142-1977
- 中文标题:工业用硫酸钠.硫酸钠含量的测定.重量法
- 英文标题:sodium sulphate for industrial use; determination of sodium sulphate content; gravimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1977-12-01
Applicable to products in which not all impurities are known or determined. The methods specified in ISO 3237 cannot be applied. The principle consists in dissolution of a test portion, removal of insoluble matter, iron, aluminium and calcium from th
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