Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and sales of fine chemicals. Headquartered in Jinan, Shandong, China, we are committed to delivering high-quality products to our global partners. Currently, over 90% of our products are exported to developed markets, including North America, Europe, Japan, South Korea, and the Middle East.
Basic Information
- Product Name: Chromium(III) chloride
- Alias: Chromic chloride; Chromium trichloride
- CAS No.: 10025-73-7
- EINECS No.: 233-038-3
- Molecular Formula: CrCl?
- Molecular Weight: 158.35 g/mol (anhydrous)
- Classification: Inorganic chromium salt, metal halide, catalyst, textile mordant, tanning agent
Physical & Chemical Properties
- Appearance: Anhydrous: violet, lustrous, hexagonal crystalline scales or powder; Hexahydrate: dark green hygroscopic crystals
- Density: 2.76-2.87 g/mL (25℃, lit.)
- Melting Point: 1150-1152℃ (anhydrous)
- Boiling Point: 1300℃ (decomposes)
- Solubility: Anhydrous: slightly soluble in water; Hexahydrate: freely soluble in water and ethanol, insoluble in ether
- Flash Point: Not applicable
- Vapor Pressure: 0.001 Pa (20℃)
- Stability: Hygroscopic; stable under normal conditions; incompatible with strong oxidizing agents and strong bases; sublimable at high temperature
- Purity: ≥98.0% (industrial grade); ≥99.0% (high-purity grade)
- Storage Condition: Sealed, cool and dry place at room temperature, protected from light and moisture; keep container tightly closed; avoid contact with oxidizing agents and strong bases
Main Uses
- Catalyst Field: Used as a catalyst in organic synthesis (e.g., polymerization, isomerization, and dehydration reactions); precursor for preparing organochromium catalysts
- Textile Industry: Serves as a mordant for wool, silk, and synthetic fibers, improving dye adsorption and color fastness
- Leather Tanning: Applied in chrome tanning to enhance leather durability, softness, and water resistance
- Surface Treatment: Used for chromium plating on metal surfaces to improve corrosion resistance and hardness
- Chemical Synthesis: Raw material for producing chromium salts, pigments, and waterproofing agents
Specification Table
| Item | Specification | Unit | Remarks |
| Product Name | Chromium(III) chloride | — | Alias: Chromic chloride |
| CAS Number | 10025-73-7 | — | Anhydrous |
| Molecular Formula | CrCl? | — | Linear formula: CrCl? |
| Molecular Weight | 158.35 | g/mol | Anhydrous |
| Appearance | Violet crystalline scales or powder | — | Anhydrous; hygroscopic |
| Melting Point | 1150 | ℃ | lit., anhydrous |
| Purity | ≥99.0 | % | High-purity grade |
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