Aluminium potassium sulfate dodecahydrate 99.0-100.5% (by complexometric analysis, on dry substance), EMPROVE® ESSENTIAL Ph. Eur., BP, USP, SAFC®

Supplier: MilliporeSigma

Synonyms: Aluminium Potassium sulphate, 12-HydrateAluminum potassium sulphate dodecahydrateAlum potassiumAluminium Potassium sulfate, 12-HydratePotassium alumAluminium potassium bis(sulfate) dodecahydrateAluminum potassium sulfate dodecahydrateAluminium potassium bis(sulphate) dodecahydrate

1.01042.1000 1.01042.9029
EM1.01042.1000CS 4027 USD
EM1.01042.1000 EM1.01042.9029
Aluminium potassium sulfate dodecahydrate 99.0-100.5% (by complexometric analysis, on dry substance), EMPROVE® ESSENTIAL Ph. Eur., BP, 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 °C
Density: 1.75 g/cm³ (20 °C)
MDL Number: MFCD00149143
CAS Number: 7784-24-9
EINECS: 233-141-3

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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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