Aluminum Chloride Hexahydrate
AlCl3 Hexahydrate
- CAS
- 7784-13-6
- EC
- 616-520-1
- Sectors
- Water & Wastewater Treatment, Personal Care & Cosmetics, Pharma & Healthcare
Aluminum Chloride Hexahydrate (CAS 7784-13-6) is the hydrated crystalline form of aluminum chloride, a white to pale yellow solid that is readily soluble in water, and it is used in water and wastewater treatment, personal care products such as antiperspirants and deodorants, and pharmaceutical preparations. It is readily soluble in water and provides reliable aluminium ion availability in aqueous systems. The product is valued for its consistency, ease of handling and predictable performance across chemical processing, water treatment and personal care applications.
Typical Properties
| Molecular formula | AlCl3.6H2O |
|---|---|
| Molecular weight | 241.43 g/mol |
| Appearance | white to pale yellow crystalline solid |
| Form | Solid |
| Color | White To Light Yellow |
| Odor | Odorless |
| Melting point | 100°C (dec.) |
| Density | 2.5 x 10⁻³ g/cm³ |
| Water solubility | 477 g/L (20 °C) |
| pH | 2.5 (50g/l, H2O, 20°C) |
| GHS signal word | Warning · Corrosive, Irritant / harmful, Health hazard, Environmental hazard |
| HS code | 28273200 |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Aluminum Chloride Hexahydrate
Applications
Used in water and wastewater treatment as a coagulating agent for turbidity and impurity removal. Applied in personal care products such as antiperspirants and deodorants as an active component. Used in pharmaceuticals and laboratory preparations, in dye and pigment processing, in textile finishing and in chemical manufacturing where controlled aluminium content is required.
Safety & Risks
Irritant to skin, eyes and respiratory system. Avoid inhalation of dust and prolonged contact. Handle with appropriate PPE and provide adequate ventilation. Hygroscopic material that absorbs moisture from air. Store sealed to prevent caking.
Packaging
Supplied in 25 kilogram bags or fibre drums with moisture resistant liners. Store in a cool and dry warehouse protected from humidity and incompatible materials in accordance with SDS guidelines.