Product Introduction

Appearance: White crystals, blocks, sheets or powders; odorless, slightly sweet in taste; hygroscopic。

Molecular Formula: Al2(SO4)3

Molecular Weight: 342.15

CAS No.: 10043-01-3

UN No.: 3077

DG Class: 9 (Environmental hazards)

Packing Group: III

Physical/Chemical Properties: Density: 2.71 g/mL (at 25°C); Melting point: 770°C (sublimes); Soluble in water; The aqueous solution is acidic.。

Main Applications

• Water treatment coagulant, foam fire extinguishing agent stabilizer

• Paper sizing agent, mordant, tanning agent

• Food binder (FAO/WHO limit 0.036%)

• Production of alum, aluminum white, oil decolorization and deodorization

Safety Information

Hazard Symbols: Xi, N

Hazard Statements: H290 H318

Precautionary Statements: P234 P280 P305+P351+P338 P390

Quality Standard: HG 2225-2001；Lu Q/2B 290-86 (Anhydrous/Non-iron grade Al2O3 ≥ 15.7%, Fe2O3 ≤ 0.5%)

Storage & Transport: Store in a cool, dry, well-ventilated place away from incompatible materials. Handle with appropriate PPE. Refer to the Safety Data Sheet (MSDS) for detailed handling, first-aid, fire-fighting and accidental release measures.