CASR |
: | 17927-65-0 |
Molecular Formula |
: | Al2(SO4)3.16H2O |
Molecular Weight |
: | 630.38 |
| Specifications | |
|---|---|
| Description: | White, crystalline powder, shining plates, or crystalline fragments. |
| Solubility: | Freely soluble in water; insoluble in alcohol. |
| Identification by Chemical test: | A solution (1 in 10) responds to the tests for aluminium and sulphate |
| pH: | Not less than 2.9 |
| Water: | Not less than 41.0% and not more than 46.0% |
| Heavy metals: | 20ppm max |
| Limit of alkalies and alkaline earths: | 0.4% max |
| Limit of ammonium salts: | The odor of ammonia is not perceptible. |
| Iron (Fe): | No blue color is produced immediately |
| Assay: | Not less than 54.0% and not more than 59.0% of Al2O3 |
