- Bismuth trifluoride
white-gray cubic crystals
Substance is used in the prepn of bismuth pentafluoride, q.v.
Registry Numbers and Inventories.
Japan ENCS (MITI)
Melting point, °C
150.9 - 151.9
Boiling point, °C
Vapor pressure, mmHg
48 (151 C)
3.7 g/cm3 (160 C)
Hazards and Protection.
Store in a cool, dry place. Store in a tightly closed container.
Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal.
Stable under normal temperatures and pressures.
Strong oxidizing agents, strong acids.
Use carbon dioxide, dry chemical extinguishing agents, dry sand, or dry dolomite. No special firefighting procedures needed, use normal procedures which include wearing NIOSH/MSHA approved self-contained breathing apparatus, flame and chemical resistant protective clothing; hats, boots, and gloves. If without risk remove material from fire area. Cool containers with water from maximum distance.
May emit toxic fumes of fluoride upon decomposition. Reacts with water or moisture to form toxic fumes.
Chronic inhalation and ingestion may cause fluorosis with skeletal abnormalities. Chronic exposure may bismuth line (gray blue deposition in the gum area). May cause excess salivation, foul breath, Chronic exposure to fluoride compounds may cause systemic toxicity.
The toxicological properties of this substance have not been fully investigated. Inorganic fluorides can be harmful. Acute exposure to fluorine compounds can lead to digestive tract burns, and abdominal pain. May cause fever and rheumatic pain.
The toxicological properties of this substance have not been fully investigated.
No information regarding skin irritation and other potential effects was found.
No information regarding eye irritation and other potential effects was found.
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Get medical aid immediately. Remove from exposure to fresh air immediately. If breathing is difficult, give oxygen.
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.