| Identification | |
| Name: | Silicic acid (H6Si2O7),sodium salt (1:6) |
| Synonyms: | Silicicacid (H6Si2O7), hexasodium salt (8CI,9CI); Sodium silicate (Na6Si2O7)(6CI,7CI); Hexasodium disilicate; Sodium oxide silicate (Na6O(SiO3)2) |
| CAS: | 15593-82-5 |
| EINECS: | 239-671-1 |
| Molecular Formula: | H6O7 Si2 . 6 Na |
| Molecular Weight: | 322.10482 |
| InChI: | InChI=1/6Na.2O4Si/c;;;;;;2*1-5(2,3)4/q6*+1;2*-4 |
| Molecular Structure: |  |
| Properties | |
| Transport: | 1759 |
| Solubility: | VERY SLIGHTLY SOL OR ALMOST INSOL IN COLD WATER; LESS READILY SOL IN LARGE AMT OF WATER THAN IN SMALL AMT; ANHYD DISSOLVE WITH MORE DIFFICULTY THAN HYDRATE IN WATER GLASS FORM SOL IN STEAM UNDER PRESSURE; PARTIALLY MISCIBLE WITH PRIMARY ALC & KETONES; MISCIBLE WITH SOME POLYHYDRIC ALC INSOL IN ALC, POTASSIUM, & SODIUM SALTS BROUGHT INTO SOLN BY HEATING WITH WATER UNDER PRESSURE; SILICATES CONTAINING MORE SODIUM DISSOLVE MORE READILY |
| Packinggroup: | III |
| Color: | COLORLESS TO WHITE OR GRAYISH-WHITE, CRYSTAL-LIKE PIECES OR LUMPS LUMPS OF GREENISH GLASS; WHITE POWDERS; LIQUIDS CLOUDY OR CLEAR |
| Safety Data | |
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