- Calcium hexaboride
Black cubic crystals with no odor.
Used in deoxidation and degasification of nonferrous metals and alloys.
Registry Numbers and Inventories.
Japan ENCS (MITI)
Melting point, °C
2.33 g/cm3 (15 C)
Solubility in water
Hazards and Protection.
Keep tightly closed. Store in a cool dry place.
Compatible chemical-resistant gloves. Chemical safety goggles.
Government approved respirator.
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.
Strong oxidizing agents.
Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Unsuitable: Do not use water. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Emits toxic fumes under fire conditions.
Irritant. Irritating to eyes, respiratory system and skin.
Material is irritating to mucous membranes and upper respiratory tract.
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.
In case of contact, immediately wash skin with soap and copious amounts of water.
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.