ISO 1692-1976 标准详情
- 标准号:ISO 1692-1976
- 中文标题:工业用硅酸钠和硅酸钾 总碱度的测定 滴定法
- 英文标题:Sodium and potassium silicates for industrial use; Determination of total alkalinity; Titrimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1976-04
The principle of the procedure based on titration of a test portion with a standard volumetric hydrochloric acid solution, in the presence of methyl orange as indikator. The alkalinity is expressed as a percentage by mass of sodium oxide potassium ox
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