In case of fire in the surroundings, use appropriate extinguishing media.
Avoid inhalation of dust. Use local exhaust.
Rinse skin with plenty of water or shower.
Wear safety goggles.
Rinse with plenty of water (remove contact lenses if easily possible).
Do not eat, drink, or smoke during work.
CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers.
According to UN GHS Criteria
No hazard classification according to GHS criteria
Transportation UN Classification
Separated from acids, aluminium, ammonium salts, fluorine and magnesium.
PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance WHITE POWDER OR PELLETS.
Physical dangers No data.
Chemical dangers Decomposes above 825°C . This produces corrosive fumes of calcium oxide. Reacts with acids, aluminium, ammonium salts, fluorine and magnesium.
Molecular mass: 100.1
Decomposes at 825°C Density: 2.8 g/cm³ Solubility in water, mg/l at 25°C: 14 (very poor)
EXPOSURE & HEALTH EFFECTS
Routes of exposure
Effects of short-term exposure May cause mechanical irritation to the respiratory tract and eyes.
Inhalation risk A nuisance-causing concentration of airborne particles can be reached quickly when dispersed, especially if powdered.
Effects of long-term or repeated exposure Health effects of the substance have been investigated but none have been found
OCCUPATIONAL EXPOSURE LIMITS
Environmental effects from the substance have not been investigated adequately.
Calcium carbonate exists in nature as mineral aragonite and calcite (as in limestone, chalk and marble).
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