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sklademVydáno: 1976
ISO 1686:1976
ISO 1686:1976-Sodium and potassium silicates for industrial use — Samples and methods of test — General
Formát
Dostupnost
Cena a měna
Anglicky PDF
K okamžitému stažení
1200 Kč
Francouzsky PDF
K okamžitému stažení
1200 Kč
Anglicky Tisk
Skladem
1200 Kč
Francouzsky Tisk
Skladem
1200 Kč
| Označení normy: | ISO 1686:1976 |
| Počet stran: | 2 |
| Vydání: | 1 |
| Vydáno: | 1976 |
Popis
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