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Iron-free aluminum sulfate is a white crystal, the specific gravity is 1.69 , easy to absorb moisture and agglomeration in the air for a long time .Dehydration temperature is 86.5 degrees Celsius, can dissolve in water, acid and alkali, insoluble in alcohol, the aqueous solution is acidulous.
Items | Standard | Results |
Al2O3 % | ≥16.5 | 16.65 |
Fe % | ≤0.005 | 0.003 |
Water insoluble % | ≤0.1 | 0.02 |
PH Value | ≥3 | 3.2 |
Aluminum sulfate application