ALUMINIUM POTASSIUM SULPHATE DODECAHYDRATE AR/ACS |
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HomeLaboratory ChemicalsMetallic Salts (Metal Salts) |
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SYNONYMS : ALUM, POTASSIUM ALUM, POTASSIUM ALUMINUM SULFATE DODECAHYDRATE |
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Article No. |
00970 |
Grade |
AR/ACS
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Purity |
99% |
CAS No. |
7784-24-9 |
Molecular Formula |
AlK(SO4)2.12H2O |
Molecular Weight |
474.38 |
H.S. Code |
2833.3000 |
Shelf Life |
5 Years |
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Specifications |
Appearance |
White crystalline powder |
Assay (Complexometry)
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99.0-102.0% |
Insoluble matter |
Max 0.005% |
pH of 10% solution water |
3.0 -.3.5 |
Chloride (Cl)
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Max 0.0005%
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Ammonium (NH4) |
Max 0.005% |
Arsenic (As) |
Max 0.0002% |
Copper (Cu) |
Max 0.0005%
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Iron (Fe) |
Max 0.0005%
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Heavy metal (as Pb)
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Max 0.001% |
Sodium (Na) |
Max 0.02% |
Loss on drying (at 400 deg C) |
43 - 46% |
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Packings |
00500 500 g
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02500 2500 g |
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0025K 25 Kg |
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0050K 50 Kg |
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Safety Information
and Hazard Symbols |
Safety Statement: 22-24/25
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Revision Date
: 07-May-2014 |
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