| Name | erbium trifluoride |
| Synonyms | Erbium fluoride erbium trifluoride Erbium trifluoride Erbium fluoride (ErF3) |
| CAS | 13760-83-3 |
| EINECS | 237-356-3 |
| InChI | InChI=1/Er.3FH/h;3*1H/q+3;;;/p-3 |
| Molecular Formula | ErF3 |
| Molar Mass | 224.254 |
| Density | 7,814 g/cm3 |
| Melting Point | 1350 °C |
| Boling Point | 19.5°C at 760 mmHg |
| Water Solubility | Insoluble in water. |
| Vapor Presure | 922mmHg at 25°C |
| Appearance | Morphological powder |
| Physical and Chemical Properties | EPA Chemical Information Erbium fluoride (ErF3) (13760-83-3) |
| Use | Applications: optical coating, optical fiber doping, laser crystal, single crystal raw materials, laser amplifier. |
| Hazard Symbols | T - Toxic![]() |
| Risk Codes | R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R32 - Contact with acids liberates very toxic gas |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 3288 6.1/PG 3 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 28469000 |
| sensitivity | Hygroscopic |
| Hazard Note | Hygroscopic |