Cobalt(II) fluoride tetrahydrate
Cobalt(II) fluoride tetrahydrate (CAS: 13817-37-3), with the formula CoF2 · 4H2O and a molecular weight of 168.99 g/mol, is a pink crystalline solid. This essential chemical finds application in materials science and as a laboratory reagent. Supplied by Tech Serve Solutions, it is available in a high purity grade suitable for research and demanding industrial applications.
- IUPAC
- Cobalt difluoride hydrate,Cobaltous fluoride tetrahydrate

Materials Science
Cobalt(II) fluoride tetrahydrate serves as a precursor in the synthesis of advanced materials, including magnetic compounds and fluoride-based glasses. Its controlled decomposition can yield specific cobalt-containing nanostructures.
Catalysis Research
This compound can be investigated for its potential catalytic properties in various organic transformations. Its coordination chemistry allows for diverse catalytic applications.
Laboratory Reagent
As a readily available source of cobalt and fluoride ions, it is employed in analytical chemistry and as a reagent in diverse research and development activities. It is useful for preparing other cobalt coordination complexes.
| Molecular weight | 168.99 |
|---|---|
| Linear formula | CoF2 · 4H2O |
| Assay | 99.99% trace metals basis |
| Form | powder |
| Density | 2.19 g/mL at 25 °C(lit.) |


Hazard statements
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2923 6.1(8) / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-32-34 |
| Safety statements (S) | 26-27-28-36/37/39-45 |
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 Cobalt(II) fluoride tetrahydrate used for?
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Cobalt(II) fluoride tetrahydrate is used in materials science for the synthesis of magnetic compounds and fluoride-based glasses, as a potential catalyst in organic transformations, and as a general laboratory reagent for research and analysis.
What is the CAS number and chemical formula for Cobalt(II) fluoride tetrahydrate?
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The CAS number is 13817-37-3, and the chemical formula is CoF2 · 4H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cobalt(II) fluoride tetrahydrate with an assay of 99.99% trace metals basis. We do not represent this product as USP, BP, or EP grade.
How should Cobalt(II) fluoride tetrahydrate be handled?
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Cobalt(II) fluoride tetrahydrate is classified as Danger. It is toxic if swallowed, in contact with skin, or if inhaled, and causes severe skin burns and eye damage. Handle with appropriate personal protective equipment, including eyeshields, face shields, gloves, and P2 respirator cartridges. Ensure adequate ventilation.
How is Cobalt(II) fluoride tetrahydrate packed and exported?
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Cobalt(II) fluoride tetrahydrate is packed according to UN 2923 specifications for transport (Class 6.1, Subsidiary Hazard 8, Packing Group III). Tech Serve Solutions is an experienced global exporter.
How can I request a quote or sample?
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To request a quote or sample of Cobalt(II) fluoride tetrahydrate, please contact our sales team via the website or by phone.
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