| Identification | |
| Name: | Silicic acid (H2Si2O5),sodium salt (1:2) |
| Synonyms: | Silicicacid (H2Si2O5), disodium salt (8CI,9CI); Sodium silicate (Na2Si2O5) (6CI);Britesil H 20 Plus; Disodium disilicate; Disodium silicate; Hollisil 26; Na-SKS6; Purifeed; Purifeed F; Purifeed N; Pyramid G 82; Pyramid G 90; Pyramid G 91;Pyramid P 20; Pyramid P 95; SKS 6; Silicate D; Sodium disilicate; Sodiumsilicon oxide (Na2Si2O5) |
| CAS: | 13870-28-5 |
| EINECS: | 237-623-4 |
| Molecular Formula: | H2O5 Si2 . 2 Na |
| Molecular Weight: | 200.16 |
| InChI: | InChI=1/2Na.2O3Si/c;;2*1-4(2)3/q2*+1;2*-2 |
| 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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