Aluminium potassium sulfate dodecahydrate 99.0-100.5% (by complexometric analysis, on dry substance), EMPROVE® ESSENTIAL BP, Ph. Eur., USP, SAFC®
Supplier: MilliporeSigma
Synonyms:
Aluminium Potassium sulphate, 12-Hydrate, Aluminium Potassium sulfate, 12-Hydrate, Aluminum potassium sulfate dodecahydrate, Aluminum potassium sulphate dodecahydrate, Aluminium potassium bis(sulphate) dodecahydrate, Potassium alum, Alum potassium, Aluminium potassium bis(sulfate) dodecahydrate
1.01042.1000
1.01042.9029
EM1.01042.1000CS
4568.05
USD
EM1.01042.1000
EM1.01042.9029
Aluminium potassium sulfate dodecahydrate 99.0-100.5% (by complexometric analysis, on dry substance), EMPROVE® ESSENTIAL BP, Ph. Eur., USP, SAFC®
Aluminium potassium sulphate dodecahydrate
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1 to 3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated.
Formula:
AlK(SO₄)₂·12H₂O MW: 474.39 g/mol Melting Pt: 92.5 Density: 1.75 g/cm³ (20 °C) |
MDL Number:
MFCD00149143 CAS Number: 7784-24-9 EINECS: 233-141-3 Merck Index: 12,00373 |
Specification Test Results
Assay (Complexometric) | 99.0 - 100.5% |
Assay (Complexometric, Calculated on Dried Substance) | 99.0 - 100.5% |
Identity | Passes Test |
pH-value (10%; Water) | 3.0 - 3.5 |
Heavy Metals (as Pb) | ≤0.002% |
Cr (Chromium) | ≤0.0003% |
Fe (Iron) | ≤0.01% |
NH₄ (Ammonium) | ≤0.2% |
Residual Solvents (ICH Q3C) | Excluded by Manufacturing Process |
Loss on Drying (400 °C) | 43.0 - 46.0% |
Corresponds to Ph. Eur., BP, USP |
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