Terbium(III) sulfate octahydrate
Terbium(III) sulfate octahydrate (CAS: 13842-67-6), with the formula Tb₂(SO₄)₃·8H₂O and a molecular weight of 750.16 g/mol, is a rare earth metal salt supplied by Tech Serve Solutions. This white powder is primarily utilised in catalysis, chemical synthesis, and materials science research. Its specific properties make it a valuable component in various advanced chemical applications and studies.

Catalysis
Terbium(III) sulfate octahydrate can serve as a component or precursor in catalytic systems, particularly in research settings exploring novel catalytic pathways for various chemical transformations.
Materials Science
This compound finds application in materials science for the development of new materials with specific optical or electronic properties, leveraging the characteristics of terbium.
Chemical Synthesis
As a source of terbium ions, it is employed in chemical synthesis for the preparation of other terbium-containing compounds or coordination complexes.
Research Reagent
It is utilised as a research essential in laboratories investigating the chemistry and applications of rare earth elements.
| Molecular weight | 750.16 |
|---|---|
| Linear formula | Tb2(SO4)3·8H2O |
| Assay | 99.9% trace metals basis |
| Form | powder |

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) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 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) sulfate octahydrate used for?
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Terbium(III) sulfate octahydrate is used in catalysis, chemical synthesis, materials science, and as a general research reagent in laboratories.
What are the CAS number and formula for Terbium(III) sulfate octahydrate?
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The CAS number is 13842-67-6 and the chemical formula is Tb₂(SO₄)₃·8H₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Terbium(III) sulfate octahydrate with a purity of 99.9% trace metals basis. This is not supplied as USP, BP, EP, or any pharmacopoeia grade.
What are the safety considerations for Terbium(III) sulfate octahydrate?
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This compound is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use a dust mask type N95 (US), wear eyeshields and gloves. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes.
How is Terbium(III) sulfate octahydrate packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports chemicals globally, adhering to all relevant regulations for safe and compliant transit.
How can I request a sample or quote for Terbium(III) sulfate octahydrate?
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To request a sample or obtain a quote, please contact our sales team through the website or by phone, referencing the product name and CAS number.
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