ISO 911-1977 标准详情
- 标准号:ISO 911-1977
- 中文标题:工业用硫酸.用硫酸密度计算其浓度
- 英文标题:sulphuric acid for industrial use; evaluation of sulphuric acid concentration by measurement of density
- 标准类别:国际标准化组织标准ISO
- 发布日期:1977-11-15
The principle consists in the determination of density at 20 ?C by means of a hydrometer. Evaluation of the corresponding sulphuric acid concentration by means of the table. - Replaces ISO Recommendation R 911-1968.
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