- Ditungsten monocarbide
Black powder or chunks. Odorless.
Registry Numbers and Inventories.
Japan ENCS (MITI)
Melting point, °C
Boiling point, °C
17.2 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Store in a tightly sealed container in a cool, dry, well-ventilated area. Wash thoroughly after handling.
Protective work clothing. Chemical protective gloves. Safety glasses or goggles.
NIOSH approved dust, mist, vapor cartridge 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.
May have a violent reaction with chlorine, fluorine, nitrogen dioxide, nitrous oxide, iodine pentafluoride and lead oxide.
May oxidize on heating in air.
Use suitable extinguishing media for surrounding materials and type of fire. must wear full face, self-contained breathing apparatus with full protective clothing to prevent contact with skin and eyes.
Metal oxide fumes.
OSHA PEL: 5 mg/m3 (as W)
May cause irritation to the gastrointestinal tract and diarrhea.
Toxic by inhalation. May cause irritation to the mucous membranes, coughing, dyspnea, soreness in the chest, weight loss, hemoptysis, bronchitis, asthma, pulmonary fibrosis and radiological changes in the lungs.
May cause irritation, dermatitis, sensitization and eczema.
May cause irritation and conjunctivitis.
If conscious, give 1-2 glasses of milk or water and induce vomiting (Never induce vomiting or give anything by mouth to an unconscious person). Seek medical attention.
Remove victim 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.