orange-yellow hexagonal crystals
Registry Numbers and Inventories.
Melting point, °C
Decomposition point, °C
5.4 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Store in a cool, dry place. Store in a tightly closed container. Keep under a nitrogen blanket. Corrosives area.
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
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.
Strong oxidizing agents, active metals, halogens.
Wear approved SCBA in full pressure-demand and full protective gear. Use foam, dry chemical, or carbon dioxide. DO NOT USE WATER!
Causes gastrointestinal tract burns. The toxicological properties of this substance have not been fully investigated.
May cause irritation of the respiratory tract with burning pain in the nose and throat, coughing, wheezing, shortness of breath and pulmonary edema. Causes chemical burns to the respiratory tract. Inhalation may be fatal as a result of spasm,
Causes skin burns.
Causes eye burns. Lachrymator.
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
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 immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid immediately.
I; II; III