Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Vacuum spilled material with specialist equipment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.
According to UN GHS Criteria
Transportation UN Classification
PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance BROWN-BLACK POWDER.
Molecular mass: 84.00
Decomposes at 250-500°C Density: 4.9 g/cm³ Solubility in water: none
EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation.
Effects of short-term exposure
Inhalation risk Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly.
Effects of long-term or repeated exposure Repeated or prolonged contact with skin may cause dermatitis. Repeated or prolonged inhalation may cause effects on the lungs. This may result in fibrosis.
OCCUPATIONAL EXPOSURE LIMITS
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