Description
AlK(SO4)2·12H2O
Potassium aluminium sulfate, Alum potassium, Potas
M.W: 474.39 CAS: 7784-24-9 EC: 233-141-3 TARIC: 28333000
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- Appearance Colourless crystals or white powder
- Assay ≥ 99.5%
- Iron (Fe) ≤ 0.001%
- Substances insoluble in water (H2O) ≤ 0.005%
- pH (5% water, 20°C) 3.0 – 3.5
- Chloride (Cl–) ≤ 0.0005%
- Copper (Cu) ≤ 0.0003%
- Ammonium (NH4) ≤ 0.005%
- Arsenic (As) ≤ 0.00005%
- Sodium (Na) ≤ 0.02%
- Lead (Pb) ≤ 0.0004%
- Cadmium (Cd) ≤ 0.0003%
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