Erbium(III) iodide
Erbium(III) iodide (CAS: 13813-42-8), with the chemical formula ErI3 and a molecular weight of 547.97 g/mol, is a rare earth metal halide. Typically supplied as an anhydrous powder, it finds application in specialized areas of chemical synthesis and inorganic chemistry. Its properties make it a valuable compound for research and development in materials science and catalysis, contributing to the advancement of various scientific disciplines.

Catalysis
Erbium(III) iodide can serve as a catalyst or precursor in various organic transformations. Its Lewis acidic nature may promote specific chemical reactions.
Inorganic Synthesis
This compound is utilized in the synthesis of other erbium-containing materials and complex inorganic structures. It is a source of erbium ions for creating new compounds.
Materials Science
Erbium(III) iodide is employed in materials science research for the development of novel materials with specific optical or electronic properties. Its incorporation can influence material characteristics.
Research and Development
As a research chemical, ErI3 is valuable for fundamental studies in rare earth chemistry. It supports investigations into the unique properties and reactions of lanthanide compounds.
| Molecular weight | 547.97 |
|---|---|
| Linear formula | ErI3 |
| Assay | 99.9% trace metals basis |
| Grade | anhydrous |
| Form | powder |
| Density | 5.5 g/mL at 25 °C(lit.) |

Hazard statements
- H360May damage fertility or the unborn child
Precautionary statements
- P201Obtain special instructions before use
- P308IF exposed or concerned
| Protective equipment | Eyeshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 61 |
| Safety statements (S) | 53-26-36/37/39-45 |
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 Erbium(III) iodide used for?
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Erbium(III) iodide is used in catalysis, inorganic synthesis, materials science research, and general chemical research and development.
What is the CAS number and formula for Erbium(III) iodide?
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The CAS number for Erbium(III) iodide is 13813-42-8, and its chemical formula is ErI3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Erbium(III) iodide as an anhydrous powder with an assay of 99.9% trace metals basis. TSS does not represent this product as USP, BP, or EP grade.
What are the safety considerations for handling Erbium(III) iodide?
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Erbium(III) iodide is classified as Danger (GHS08) and carries the hazard statement H360, indicating it may damage fertility or the unborn child. Appropriate personal protective equipment, including eyeshields, gloves, and a P2 respirator, is required. Handle with extreme caution in a well-ventilated area.
How is Erbium(III) iodide packed and exported?
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Tech Serve Solutions expertly packs and exports Erbium(III) iodide globally, adhering to all necessary shipping regulations for chemical compounds.
How can I request a quote or sample of Erbium(III) iodide?
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To request a quote or sample of Erbium(III) iodide, please contact the Tech Serve Solutions sales team through our website or by phone.
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