Chromium(III) chloride
Chromium(III) chloride (CAS: 10025-73-7), with the linear formula CrCl3, is a chemical compound with a molecular weight of 158.36 g/mol. Supplied by Tech Serve Solutions as flakes with 99% assay and less than 0.2% water, this compound is purified by sublimation. It finds utility in the synthesis of finely divided intermetallics through vapor-phase co-reductions with other metal halides, which can be used as structural materials or compounds with useful thermoelectric and magnetic properties.
- IUPAC
- Chromic chloride,Chromium trichloride
- Synonyms
- Chromic chlorideChromium trichloride

Synthesis of Intermetallic Compounds
Chromium(III) chloride is used in vapor-phase co-reductions with hydrogen and other metal halides. This process yields finely divided intermetallics, valuable for their applications in structural materials.
Development of Functional Materials
The intermetallic compounds produced using Chromium(III) chloride can possess useful thermoelectric, magnetic, and oxidation-resistance properties, making them suitable for advanced material science applications.
Catalysis and Chemical Synthesis
As a chromium salt, it serves as a reagent or precursor in various catalytic processes and inorganic chemical syntheses, contributing to research and industrial chemical production.
| Molecular weight | 158.36 |
|---|---|
| Linear formula | CrCl3 |
| Assay | 99% |
| Form | flakes |
| Density | 2.87 g/mL at 25 °C(lit.) |
| Impurities tested | <0.2% water |
| Application | The vapor-phase co-reductions with other metal halides by hydrogen results in finely divided intermetallics with applications as structural materials or compounds with useful thermoelectric, magnetic, and oxidation-resistance properties.2 |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H330Fatal if inhaled
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P273Avoid release to the environment
- P284Wear respiratory protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 22-26 |
| Safety statements (S) | 28-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Purified By | sublimation |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Chromium(III) chloride used for?
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Chromium(III) chloride is used in the vapor-phase co-reduction with other metal halides and hydrogen to produce finely divided intermetallics. These intermetallics can serve as structural materials or exhibit useful thermoelectric, magnetic, and oxidation-resistance properties. It is also used in catalysis and chemical synthesis.
What are the CAS number and formula for Chromium(III) chloride?
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The CAS number for Chromium(III) chloride is 10025-73-7, and its linear formula is CrCl3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chromium(III) chloride with a 99% assay and less than 0.2% water, purified by sublimation. We do not represent this product as USP, BP, or EP grade.
How should Chromium(III) chloride be handled safely?
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Chromium(III) chloride is classified as Dangerous. It is harmful if swallowed, causes skin irritation, causes serious eye irritation, and is fatal if inhaled. It is also toxic to aquatic life with long-lasting effects. Always use appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, faceshields, and gloves. Handle in a well-ventilated area and avoid dust formation. Seek immediate medical attention if inhaled or if ingested.
How is Chromium(III) chloride packed and shipped?
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Chromium(III) chloride is shipped as UN 3077, Environmentally hazardous substance, solid, n.o.s. (Chromium(III) chloride), 9, III.
How can I request a quote or sample for Chromium(III) chloride?
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To request a quote or a sample of Chromium(III) chloride, please contact the Tech Serve Solutions sales team through our website or by phone.
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