Holmium(III) chloride
Holmium(III) chloride (CAS: 10138-62-2) is an anhydrous, pale yellow to pink powder with the linear formula HoCl₃ and a molecular weight of 271.29 g/mol. This inorganic salt is primarily used in catalysis and chemical synthesis. It is also a valuable material for crystal growth and in various materials science applications, serving as a reliable source of holmium for research and industrial processes.

Catalysis
Holmium(III) chloride functions as a Lewis acid catalyst in various organic transformations. Its properties make it useful for promoting specific reactions in chemical synthesis pathways.
Materials Science
As an anhydrous inorganic salt, it serves as a precursor or component in the development of novel materials. Its applications extend to metal and ceramic science where holmium incorporation is desired.
Chemical Synthesis
It is employed as a reagent in synthetic chemistry for introducing holmium into target molecules or materials. Its anhydrous form is often preferred for reactions sensitive to moisture.
Crystal Growth
The compound is utilised in the preparation of holmium-doped crystals, which have applications in optics and laser technology.
| Molecular weight | 271.29 |
|---|---|
| Linear formula | HoCl3 |
| Assay | 99.9% trace metals basis |
| Grade | anhydrous |
| Form | powder |
| Melting point | 718 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Holmium(III) chloride used for?
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Holmium(III) chloride is used in catalysis, chemical synthesis, materials science, and crystal growth due to its properties as an anhydrous inorganic salt and a source of holmium.
What are the CAS number and formula for Holmium(III) chloride?
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The CAS number for Holmium(III) chloride is 10138-62-2, and its linear formula is HoCl₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Holmium(III) chloride in anhydrous grade with an assay of 99.9% trace metals basis. It is not represented as USP, BP, or EP grade.
What are the primary safety concerns when handling Holmium(III) chloride?
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Holmium(III) chloride is classified as a Warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (N95 type), eyeshields, and gloves, should be used.
How is Holmium(III) chloride packed and shipped?
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This chemical is carefully packed to ensure safe handling and transport, and is available for export worldwide by Tech Serve Solutions, a specialist global supplier since 1998.
How can I request a quote or sample for Holmium(III) chloride?
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To request a quote or a sample of Holmium(III) chloride, please contact the Tech Serve Solutions sales team through our website or by phone.
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