Samarium trifluoride
- CAS NO.：13765-24-7
- Empirical Formula: F3Sm
- Molecular Weight: 207.36
- MDL number: MFCD00049540
- EINECS: 237-367-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-12 17:28:22
What is Samarium trifluoride?
Chemical properties
Samarium (III) fluoride is a yellow solid or odourless powder and slightly hygroscopic. It is insoluble in water. Workers should avoid open flame, moisture, and strong acids.
The Uses of Samarium trifluoride
Samarium(III) fluoride is used as laboratory reagent, in optical glasses, structural ceramics, catalysts, electrical components and photo-optical material. It has specialized uses in phosphors, lasers, and thermoelectric devices.
Properties of Samarium trifluoride
| Melting point: | 1306 °C |
| Boiling point: | 2323 °C |
| Density | 6,928 g/cm3 |
| solubility | reacts with H2O |
| form | Fine Crystalline Powder |
| color | Slightly yellow |
| Specific Gravity | 6.928 |
| Water Solubility | Soluble moderately in strong mineral acids. Insoluble in water. |
| Sensitive | Hygroscopic |
| Exposure limits | ACGIH: TWA 2.5 mg/m3 NIOSH: IDLH 250 mg/m3 |
| Stability: | hygroscopic |
| CAS DataBase Reference | 13765-24-7(CAS DataBase Reference) |
| EPA Substance Registry System | Samarium fluoride (SmF3) (13765-24-7) |
Safety information for Samarium trifluoride
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H331:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for Samarium trifluoride
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