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Homepage>ISO Standards>ISO 1686:1976-Sodium and potassium silicates for industrial use — Samples and methods of test — General

ISO 1686:1976

ISO 1686:1976-Sodium and potassium silicates for industrial use — Samples and methods of test — General

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Standard´s number:	ISO 1686:1976
Pages:	2
Edition:	1
Released:	1976

DESCRIPTION

ISO 1686:1976

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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