Aluminum Chloride
| Formula: | AlCl₃ |
| EC Number (EINECS): | 231-208-1 |
| HS Code: | 28273200 |
| UN Number: | 1726 |
| IUPAC Name: | Aluminum Trichloride |
| Also Known As: | Trichloroaluminum, AlCl₃ |
| Molecular Weight, g/mol: | 133.34 |
Typical Specifications
| Appearance: | White to pale yellow crystalline solid (anhydrous) / colorless crystals (hexahydrate) |
| Odor: | Pungent, hydrogen chloride-like |
| Melting Point, °C: | 190 (sublimes, anhydrous), 100 (hexahydrate decomposes) |
| Boiling Point, °C: | Sublimes at ~180 (anhydrous) |
| Density, g/cm³ (at 20°C): | 2.44 (anhydrous) |
| Flash Point, °C: | Not applicable (non-flammable but corrosive) |
| pH (1% solution): | ~2.0 |
| Purity, %: | ≥99 (anhydrous), ≥98 (hexahydrate) |
| Grades Available: | Anhydrous, Hexahydrate, Industrial, Laboratory |
| Packaging: | 25kg bags, 50kg drums, 500kg/1000kg jumbo bags |
Applications / Uses
Primary Applications
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Catalyst in Friedel–Crafts reactions (organic synthesis, pharmaceuticals, petrochemicals)
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Production of aluminum metal and other aluminum compounds
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Polymerization catalyst in synthetic rubber and resin industries
Secondary Applications
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Used in wastewater treatment as a flocculant
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Ingredient in antiperspirants (hexahydrate grade)
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Intermediate in pigments, lubricants, and dyes
End Industries Served: Chemicals, Pharmaceuticals, Petrochemicals, Water Treatment, Polymers, Cosmetics, Textiles
Safety & Handling Information
Hazard Class (GHS): Corrosive (Category 1B), Acute Toxicity (Category 4)
Hazard Statements (H-Codes):
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H302: Harmful if swallowed
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H314: Causes severe skin burns and eye damage
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H335: May cause respiratory irritation
Precautionary Statements (P-Codes):
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P260: Do not breathe dust or vapors
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P280: Wear protective gloves, clothing, and eye protection
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P301 + P330 + P331: IF SWALLOWED – rinse mouth; do not induce vomiting
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P303 + P361 + P353: IF ON SKIN – remove contaminated clothing, rinse skin with water
Storage Conditions
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Store in a dry, cool, ventilated area
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Hygroscopic – reacts violently with water
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Keep tightly sealed in corrosion-resistant containers
Transport Information
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ADR/RID: Class 8, UN1726, PG II
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IMDG: Class 8, UN1726, PG II
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IATA: Class 8, UN1726, PG II
Regulatory Information
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REACH Status (EU): Registered
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FDA Approval: Limited use (certain hexahydrate forms in cosmetics)
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ISO Certification: Available on request (ISO 9001 for manufacturing grade)
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Country Standards: Industrial and technical specifications available (BIS/ASTM/GB standards depending on grade)
Additional Information
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Shelf Life: 1 year (stored properly, moisture-free)
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Country of Origin: [To be filled – e.g., India, China, EU]
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Typical Packaging Sizes: 25kg bags, 50kg drums, jumbo bags
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Storage Temperature: Ambient, avoid humid environments
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Stability: Strongly hygroscopic, reacts exothermically with water, releases HCl vapors