In case of fire in the surroundings, use appropriate extinguishing media.
PREVENT DISPERSION OF DUST!
Cough. Sore throat.
Use local exhaust or breathing protection.
Fresh air, rest.
Rinse skin with plenty of water or shower.
Wear safety goggles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Burning sensation in the throat and chest. Abdominal pain.
Do not eat, drink, or smoke during work.
Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention .
CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered sealable containers. If appropriate, moisten first to prevent dusting.
According to UN GHS Criteria
Transportation UN Classification
Dry. Well closed. Separated from incompatible materials. See Chemical Dangers.
SODIUM CARBONATE (ANHYDROUS)
PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance WHITE HYGROSCOPIC POWDER.
Chemical dangers The solution in water is a medium strong base. Reacts violently with acids. Reacts with magnesium and phosphorus pentoxide. This generates explosion hazard. Reacts with fluorine. This generates fire hazard.
Molecular mass: 106.0
Melting point: 851°C Density: 2.5 g/cm³ Solubility in water, g/100ml at 20°C: 30
EXPOSURE & HEALTH EFFECTS
Routes of exposure
Effects of short-term exposure The substance is irritating to the eyes, skin and respiratory tract.
Inhalation risk A harmful concentration of airborne particles can be reached quickly , especially if powdered.
Effects of long-term or repeated exposure The substance may have effects on the respiratory tract. This may result in perforation of the nasal septum. Repeated or prolonged contact with skin may cause dermatitis.
OCCUPATIONAL EXPOSURE LIMITS
Symbol: Xi; R: 36; S: (2)-22-26
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