- Niobium pentabromide
- Niobium bromide
Wine red to black orthorhombic crystals
Registry Numbers and Inventories.
26 27 28 36/37/39 45
Melting point, °C
Boiling point, °C
4.36 g/cm3 (25 C)
Heat of fusion
Heat of vaporization
Hazards and Protection.
Keep tightly closed. Store in a cool dry place. Store under nitrogen.
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing. Faceshield (8-inch minimum).
Wear positive pressure self-contained breathing apparatus (SCBA).
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Hydrogen bromide gas.
Extinguish using Use extinguishing media appropriate to surrounding fire conditions. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Emits toxic fumes under fire conditions.
Fire may produce irritating, corrosive and/or toxic gases.
Corrosive. Causes burns. Harmful by inhalation, in contact with skin and if swallowed.
TOXIC; inhalation, ingestion, or skin contact with material may cause severe injury or death. Effects of contact or inhalation may be delayed.
Contact with molten substance may cause severe burns to skin and eyes. See Inhalation.
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
Remove and isolate contaminated clothing and shoes. Immediately flush with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin.
Assure adequate flushing of the eyes by separating the eyelids with fingers.