ISO 1686-1976 工业用硅酸钠和硅酸钾 取样和试验方法 总则

标准号：ISO 1686-1976
中文标准名称：工业用硅酸钠和硅酸钾 取样和试验方法 总则
英文标准名称：Sodium and potassium silicates for industrial use; Samples and methods of test; General
标准类型：G10
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：G10
国际标准分类号：71.060.50
适用范围：The method specified are applicable directly to soluted mateials or materials soluble in boiling water. In case of solid chemicals not readily soluble in boiling water, a special preliminary treatment is necessary. Precautions shall be taken in order to avoid absorption of moisture and carbon dioxide. All tests and analyses shall be carried out at a temperature of 20 鳦. In order to avoid incorrect results use only reagents of analytical grade. Replaces ISO Recommendation R 1686-1970