ISO 6677-1983 标准详情
- 标准号:ISO 6677-1983
- 中文标题:工业用六氟硅酸.有效氟含量的测定.蒸馏后电位滴定法
- 英文标题:hexafluorosilicic acid for industrial use-determination of available fluorine content-potentiometric method after distillation
- 标准类别:国际标准化组织标准ISO
- 发布日期:1983-05-01
Covers a method consisting in separating the fluorine from a test portion by distillation in the presence of perchloric acid, followed by potentiometric titration of the distillate with lanthanum nitrate solution using a fluoride ion-selective electr
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