Aluminium Sulphate
Catalog No: IC-004
Widely used in industry for water purification. It is soluble in water, insoluble in alcohol.
| Synonym | Filter alum, cake alum, alum |
|---|---|
| Chemical Formula | Al2(SO4)3 |
| Appearance | White lump and white powder |
| Application | -As a flocculating agent for water purification -As a mordant in dyeing and printing -Used to reduce the PH of garden soil -As a foaming agent in foam fire extinguisher -As PH controller in paper industry |
| Physical Properties | Noncombustible, nontoxic MP 770 oC pH 2.9 SG 2.71 |
| Packing | 25 kg/bag |
Specification
| Item | Result |
|---|---|
| A12O3 (%) | 17 |
| Fe (%) | 0.007 |
| As (%) | 0.3 |
| Pb(%) | 0.0005 |
| Water Insoluble (%) | 0.002 |