- Lihium tetrahydroborate
White to gray crystalline powder, hygroscopic.
Strong reducing agent.
Registry Numbers and Inventories.
highly flammable, corrosive
R 14/15 25 34
S 7/8 26 36/37/39 43 45
Swiss Giftliste 1
Melting point, °C
274 - 277
Boiling point, °C
Vapor pressure, mmHg
0.0075 - 0.075 (240 C)
0.681 g/cm3 (25 C)
Solubility in water
Hazards and Protection.
Store in a cool, dry place. Do not store in direct sunlight. Store in a tightly closed container. Water free area.
Do not allow water to get into the container because of violent reaction. Contents may develop pressure upon prolonged storage. 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.
Eyes: Wear chemical goggles and face shield. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear natural rubber gloves, apron, and/or clothing.
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Vacuum or sweep up material and place into a suitable disposal container. Do not flush into a sewer. Scoop up with a nonsparking tool, then place into a suitable container for disposal.
Stable under normal temperatures and pressures.
Strong oxidizing agents, alcohols, acids, moist air or water, halogenated hydrocarbons.
Carbon monoxide, carbon dioxide, oxides of boron, borane.
Upper exp. limit, %
Lower exp. limit, %
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Reacts violently with water giving off flammable gas which may explode. Extinguishing media: Do NOT use halogenated agents. Use approved class D extinguishing agents or smother with dry sand, clay, or sodium bicarbonate. Do NOT use water, carbon dioxide, or foam.
Produce flammable gases on contact with water.
Produce flammable gases on contact with water. May ignite on contact with water or moist air. Some react vigorously or explosively on contact with water. May be ignited by heat, sparks or flames. May re-ignite after fire is extinguished. Some are transported in highly flammable liquids. Runoff may create fire or explosion hazard.
Fire will produce irritating, corrosive and/or toxic gases.
May cause liver and kidney damage. May cause anemia and other blood cell abnormalities. May cause digestive tract and cardiac disturbances.
Causes gastrointestinal tract burns. Causes cough, sore throat, chest pain, and lightheadedness.
Effects may be delayed. 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. May cause abdominal pain, nausea, vomiting, and inflammation of the gums and mouth. May cause lung damage.
Contact with skin causes irritation and possible burns, especially if the skin is wet or moist.
Causes eye burns. May cause irreversible eye injury.
Never give anything by mouth to an unconscious person. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 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 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 eyelids. Get medical aid immediately.
2850 00 20
Std. Transport #