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Aluminium Sulfate is white lustrous crystalline, granular or powder. Stable in the air, soluble in water, insoluble in ethanol, acidic solution. Aluminum sulfate is usually used as flocculant, used for purification of drinking water and sewage treatment equipment, but also for the paper industry.
Items | Specifications | |||||
I Type:Low Ferric Industrial water grade | II Type:Low-Ferric Drinking water grade | III Type:Non-Ferric
| ||||
First Class | Qualified | First Class | Qualified | First class | Qualified | |
Al2O3 % ≥ | 15.6 | 15.8 | 15.6 | 15.9 | 15.8 | 16.2 |
Ferrous(Fe )% ≤ | 0.5 | 0.0.23 | 0.5 | 0.2 | 0.005 | 0.003 |
Water Insolube % ≤ | 0.2 | 0.1 | 0.15 | 0.08 | 0.15 | 0.05 |
PH (1% aqueous solution) ≥ | 3.0 | 3.1 | 3.0 | 3.0 | 3.0 | 3.10 |
Arsenic(As) %≤ | 0.0004 | 0.0002 | ||||
Heavy metal (Pb) %≤ | 0.001 | 0.0006 | ||||
