Terbium(III) iodide
Terbium(III) iodide (CAS: 13813-40-6, TbI3) is a lanthanide compound with a molecular weight of 539.64 g/mol. Available as anhydrous flakes, this high-purity chemical serves as a valuable reagent in advanced material science and inorganic synthesis. Its applications span catalysis and the development of specialized crystal structures, making it an essential component for research and industrial innovation. Tech Serve Solutions provides this compound for demanding chemical applications.

Inorganic Synthesis
Terbium(III) iodide is utilised as a precursor or reagent in the synthesis of novel inorganic compounds and complex materials. Its properties are leveraged in creating specific crystal lattices and doped materials for advanced applications.
Materials Science Research
This compound finds use in materials science for the development of phosphors, optical materials, and magnetic compounds. The unique electronic properties of terbium contribute to its utility in creating materials with specific luminescence or magnetic characteristics.
Catalysis
As a lanthanide halide, Terbium(III) iodide may act as a Lewis acid catalyst or co-catalyst in various organic transformations. Its application in catalysis is an area of ongoing research for developing efficient synthetic routes.
| Molecular weight | 539.64 |
|---|---|
| Linear formula | TbI3 |
| Assay | 99.99% trace metals basis |
| Grade | anhydrous |
| Form | flakes |


Hazard statements
- H317May cause an allergic skin reaction
- H361Suspected of damaging fertility or the unborn child
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 63-42/43 |
| Safety statements (S) | 22-26-36 |
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 Terbium(III) iodide used for?
+
Terbium(III) iodide is primarily used in inorganic synthesis, materials science research for developing phosphors and optical materials, and potentially as a catalyst in chemical reactions.
What are the CAS number and formula for Terbium(III) iodide?
+
The CAS number for Terbium(III) iodide is 13813-40-6, and its chemical formula is TbI3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Terbium(III) iodide in anhydrous form with an assay of 99.99% trace metals basis. It is not supplied as USP, BP, or EP grade.
What are the safety concerns when handling Terbium(III) iodide?
+
Terbium(III) iodide is a Warning substance (GHS07, GHS08) that can cause skin sensitisation (H317) and may damage fertility or the unborn child (H361). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, face shields, and gloves, should be used.
How is Terbium(III) iodide packed and exported?
+
Tech Serve Solutions carefully packs and exports Terbium(III) iodide to meet international shipping regulations for hazardous materials.
How can I request a quote or sample for Terbium(III) iodide?
+
To request a quote or sample for Terbium(III) iodide, please contact our sales department through the TSS website or by telephone.
▶ Related products

Benzeneruthenium(II) chloride dimer
Ru2(C6H6)2Cl4
Catalysis & Inorganic
Benzoylferrocene
C17H14FeO
Catalysis & Inorganic
Benzyldiphenylphosphine
C6H5CH2P(C6H5)2
Catalysis & Inorganic
Beryllium
Be
Catalysis & Inorganic
Beryllium oxide
BeO
Catalysis & Inorganic![Bicyclo[2.2.1]hepta-2,5-diene-rhodium(I) chloride dimer — chemical structure, CAS 12257-42-0; Catalysis & Inorganic, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F12257-42-0.png&w=3840&q=75)
Bicyclo[2.2.1]hepta-2,5-diene-rhodium(I) chloride dimer
Catalysis & Inorganic
![Bis[(10,11-η)-5-[(11bS)-dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin-4-yl- κP4]-5H-dibenz[b,f]azepine]rhodium(I) tetrafluorobo — chemical structure, CAS 1228149-03-8; Catalysis & Inorganic, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F1228149-03-8.png&w=3840&q=75)
Bis[(10,11-η)-5-[(11bS)-dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin-4-yl- κP4]-5H-dibenz[b,f]azepine]rhodium(I) tetrafluorobo
1-d:1′
Catalysis & Inorganic![Bis[(2-dimethylamino)phenyl]amine nickel(II) chloride (C16H20ClN3Ni) — chemical structure, CAS 1033772-47-2; Catalysis & Inorganic, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F1033772-47-2.png&w=3840&q=75)
Bis[(2-dimethylamino)phenyl]amine nickel(II) chloride
C16H20ClN3Ni
Catalysis & Inorganic▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis