silvery metal, hexagonal
Registry Numbers and Inventories.
Melting point, °C
Boiling point, °C
Vapor pressure, mmHg
0.1 (1730 C)
6.475 g/cm3 (20 C)
0.0269 P (1000 C)
6.79E-6/K (25 C)
Heat of vaporization
Hazards and Protection.
Store in a cool, dry place. Store in a tightly closed container. Keep under an argon blanket.
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent 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.
Vacuum or sweep up material and place into a suitable disposal container.
Halogens, oxidizing agents, water, strong oxidizing agents, strong acids.
Carbon monoxide, carbon dioxide.
Wear approved SCBA in full pressure-demand and full protective gear. Dusts at sufficient concentrations can form explosive mixtures with air. Use dry chemical to fight fire.
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
May cause respiratory tract irritation.
May cause skin irritation.
May cause eye irritation.
Get medical aid. Wash mouth out with water.
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
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 lids. Get medical aid.
USCG CHRIS Code