Aluminum Sulphate CP 500G

Property Description

Chemical Name Aluminum sulfate
IUPAC Name Aluminum trisulfate
Chemical Formula Al₂(SO₄)₃
CAS Number ✅ 7784-31-8 (octadecahydrate: Al₂(SO₄)₃·18H₂O)
Molar Mass 342.15 g/mol (anhydrous)
Appearance White/off-white crystalline solid
Solubility in Water Highly soluble
pH of 1% soln ~3.0–4.0 (acidic)
Melting Point Decomposes before melting (~770 °C)
Amphoteric? No — it's acidic in nature