Sodium metasilicate pentahydrate, intended for the production of household and technical detergents, bleaches and cleaners; for use in the textile industry for bleaching; in the metallurgical and engineering industries in the process of neutralizing the metal surface; as a coagulant for the production of regenerating oils in the oil refining process; in water treatment as a corrosion inhibitor and minor coagulant; in the oil and other industries.
Sodium metasilicate pentahydrate
Sodium metasilicate pentahydrate, intended for the production of household and technical detergents, bleaches and cleaners; for use in the textile industry for bleaching; in the metallurgical and engineering industries in the process of neutralizing the metal surface; as a coagulant for the production of regenerating oils in the oil refining process; in water treatment as a corrosion inhibitor and minor coagulant; in the oil and other industries.
Pentahydrate sodium metasilicate is the sodium salt of metasilicic acid and is a hydrated alkaline sodium silicate.
| Parameter name | Feature and norm |
| 1 Appearance | Irregular fine crystalline powder or lumps in various shades of gray or yellow |
| 2 Mass fraction of total alkalinity in terms of Na2O, % | 28-30 |
| 3 Mass fraction of silicon dioxide(SiO2), % | 26-28 |
| 4 Mass fraction of sesquioxides (R2O3), %, max | 0,2 |
| 5 Loss on ignition, %, max | 45 |
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