ISO-1686 › Sodium and potassium silicates for industrial use -- Samples and methods of test -- General

ISO-1686 - 1ST EDITION - CURRENT


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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 °C. In order to avoid incorrect results use only reagents of analytical grade. Replaces ISO Recommendation R 1686-1970

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Document Number

ISO 1686:1976

Revision Level

1ST EDITION

Status

Current

Publication Date

Feb. 1, 1976

Committee Number

ISO TC 47