white orthorhombic crystals, hygroscopic
Registry Numbers and Inventories.
Melting point, °C
5.6 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Store in a cool, dry place. Store in a tightly closed container.
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use and store under argon. 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, halogens.
Carbon monoxide, carbon dioxide, hydrogen iodide, iodine.
Wear approved SCBA in full pressure-demand and full protective gear. Substance is noncombustible. Use agent most appropriate to extinguish surrounding fire.
Chronic exposure can lead to iodism characterized by salivation, nasal discharge, sneezing, conjunctivitis, fever, laryngitis, bronchitis, stomatitis, and skin rashes.
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. May cause headache. May cause nausea and vomiting.
Causes respiratory tract irritation.
Causes skin irritation.
Causes 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.