- Barium hydrate
- Barium anhydrous
A white powder.
In manufacture of alkali, glass, in synthetic rubber vulcanization, in corrosion inhibitors, drilling fluids, pesticides, boiler scale remedy, refining animal & vegetable oils, in softening water, fresco painting.
Registry Numbers and Inventories.
Swiss Giftliste 1
Japan ENCS (MITI)
Melting point, °C
Decomposition point, °C
2.18 g/cm3 (20 C)
Solubility in water
45 g/L (25 C)
Heat of fusion
Hazards and Protection.
Store in a cool, dry, well-ventilated area away from incompatible substances. Keep away from strong acids.
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use only in a well ventilated area. Do not get on skin or in eyes. Do not ingest or inhale.
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin 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.
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.
Stable at room temperature in closed containers under normal storage and handling conditions.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Use extinguishing media appropriate to the surrounding fire. Substance is nonflammable. Extinguishing media: Substance is nonflammable; use agent most appropriate to extinguish surrounding fire.
Material itself does not burn or burns with difficulty.
Contact with metals may evolve flammable hydrogen gas.
Fire may produce irritating, corrosive and/or toxic gases.
Chronic inhalation and ingestion may cause effects similar to those of acute inhalation and ingestion.
May be fatal if swallowed. Causes gastrointestinal tract burns. May cause respiratory failure. Causes severe pain, nausea, vomiting, diarrhea, and shock. May cause kidney failure.
May cause severe irritation of the upper respiratory tract with pain, burns, and inflammation.
May cause severe skin irritation. Causes skin burns.
Contact with liquid or vapor causes severe burns and possible irreversible eye damage. Vapors may cause eye irritation.
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.