Aluminium Sulphate- Lr/Ar/ Acs
Specifications
Aluminium Sulphate Ar |
|
Code Number |
37004 |
Synonym |
Alum |
CAS No. |
7784-31-8 |
Molecular Formula |
Al2(SO4)3.16H2O |
Molecular Weight |
630.38 |
Description |
White Crystalline Powder |
Solubility |
Very Soluble In Water, Insoluble In Ethanol |
Identification |
Aluminium =+Ve & Sulphate =+Ve |
Water Insoluble Matter |
Max. 0.005% |
Appearance Of Solution |
Dissolve 50 Gm In Carbon Dioxide Free Water To Produce 500 Ml. The Solution In Colourless And Not More Than Slight Turbid |
Ph Of 5% Solution |
2.5 -- 4.0 |
Chloride |
MAX. 0.001% |
Ammonium |
MAX. 0.02% |
Copper |
MAX. 0.0002 % |
Iron |
MAX. 0.004% |
Lead |
MAX. 0.001% |
Potassium |
MAX. 0.005% |
Sodium |
MAX. 0.02 % |
Assay |
MIN. 98.0% |
HALOGENS
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