Iron(II) fluoride
Iron(II) fluoride (CAS 7789-28-8), with the chemical formula FeF2, is a pale-green crystalline solid with a molecular weight of 93.84 g/mol. This essential chemical serves as a critical component in various scientific and industrial applications. It is commonly employed in research settings, particularly within materials science and metallurgy, for its unique chemical properties and reactivity. Its consistent quality makes it a reliable choice for laboratory and developmental work.
- IUPAC
- Ferrous fluoride,Iron difluoride

Materials Science
Iron(II) fluoride is utilised in the development and research of new materials, including specialised alloys and compounds with specific magnetic or optical properties.
Metallurgy and Metal Treatment
It finds application in metallurgical processes, potentially as a fluxing agent or as a precursor in the synthesis of other iron-containing materials and compounds.
Chemical Research
As a source of ferrous iron and fluoride ions, FeF2 is a valuable reagent in academic and industrial research laboratories for various synthetic and analytical procedures.
Precursor for Other Iron Compounds
Iron(II) fluoride can serve as a starting material for the synthesis of more complex iron compounds or coordination complexes.
| Molecular weight | 93.84 |
|---|---|
| Linear formula | FeF2 |
| Assay | 98% |
| Form | powder |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3260 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 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 Iron(II) fluoride used for?
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Iron(II) fluoride is primarily used in materials science, metallurgy, and chemical research as a reagent or precursor for synthesising other iron compounds.
What is the CAS number and formula for Iron(II) fluoride?
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The CAS number for Iron(II) fluoride is 7789-28-8, and its chemical formula is FeF2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Iron(II) fluoride with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should Iron(II) fluoride be handled safely?
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Iron(II) fluoride is classified as Danger, causing severe skin burns and eye damage (H314). Handling requires appropriate personal protective equipment including eyeshields, face shields, gloves, and respiratory protection. Always consult the Safety Data Sheet before use.
How is Iron(II) fluoride packed and shipped?
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Iron(II) fluoride is packed according to UN 3260 8 / PGII regulations for safe transport. As a global supplier and exporter, TSS ensures compliant packaging for international shipments.
How can I request a quote or sample?
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To request a quote or sample of Iron(II) fluoride, please contact our sales team via the website or provide your details through the 'Request Info' form.
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