Dark red to black powder. Odorless.
Registry Numbers and Inventories.
2.55 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Store in a cool, dry location in a tightly sealed container.
Use good housekeeping and sanitation practices. Do not use tobacco or food in work area. Wash thoroughly before eating and smoking. Do not blow dust off clothing with compressed air.
Use rubber gloves, safety goggles and protective clothing.
NIOSH-approved dust respirator.
Wear appropriate respiratory and protective equipment specified in section VIII. Isolate spill area and provide ventilation. Vacuum up spill using a high efficiency particulate absolute (HEPA) air filter and place in a closed container for proper disposal. Take care not to raise dust.
Stable at normal temperatures and pressures.
Hydrogen gas, boron, aluminum and their oxides.
Use suitable extinguishing media for surrounding materials and type of fire. Wear full face, and self-contained breathing apparatus with full protective clothing to prevent contact with skin and eyes.
Contact with acids may emit flammable hydrogen gas.
Aluminum boride may emit toxic fumes of boron and barium if involved in a fire.
May be implicated in Alzheimers.
May cause mild respiratory irritation. May cause coughing, sneezing and difficulty breathing. Chronic exposure may cause pulmonary granulomas.
May cause abrasive irritation. May cause redness, itching, and burning.
May cause abrasive irritation. May cause redness, itching, burning, and watering.
If conscious, give 1-2 glasses of milk or water and induce vomiting, seek medical attention. Never give anything by mouth or induce vomiting on an unconscious person.
Remove to fresh air. Keep warm and quiet, give oxygen if breathing is difficult and seek medical attention.
Remove contaminated clothing from affected area, brush material off skin, wash affected area with mild soap and water, seek medical attention if symptoms persist.
Flush eyes with lukewarm water, lifting upper and lower eyelids, for at least 15 minutes. Seek medical attention if symptoms persist.