Aluminium potassium sulfate dodecahydrate AGR

AlK(SO₄)₂·12H₂O
Potassium aluminium sulfate, Alum potassium, Potas
M.W: 474.39  CAS: 7784-24-9  EC: 233-141-3  TARIC: 28333000

[expand title=”SHOW SPECIFICATIONS” tag=”h6″]

• 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%

[/expand]