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SODIUM CARBONATE (ANHYDROUS) ICSC: 1135
October 2004
Carbonic acid disodium salt
Soda ash
PDF for printing Explanation of fields
CAS No: 497-19-8
RTECS No: VZ4050000
EC No: 011-005-00-2
    Na2CO3
Molecular mass: 106.0

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION      FIRST AID / FIRE FIGHTING
FIRE Not combustible.   In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION      
 
EXPOSURE   PREVENT DISPERSION OF DUST!  
Inhalation Cough. Sore throat. Local exhaust or breathing protection. Fresh air, rest.
Skin Redness. Protective gloves. Rinse skin with plenty of water or shower.
Eyes Redness. Pain. Safety goggles. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion Burning sensation in the throat and chest. Abdominal pain. Do not eat, drink, or smoke during work. Rinse mouth. Give plenty of water to drink. Refer for medical attention.

SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into sealable containers; if appropriate, moisten first to prevent dusting. Personal protection: P2 filter respirator for harmful particles. Xi Symbol
R: 36
S: (2-)22-26

EMERGENCY RESPONSE SAFE STORAGE
  Dry. Well closed. Separated from incompatible materials. See Chemical Dangers.

IMPORTANT DATA
Physical State; Appearance
WHITE HYGROSCOPIC POWDER

Chemical dangers
The solution in water is a medium strong base. Reacts violently with acids. Reacts with magnesium, phosphorous pentoxide causing explosion hazard. Reacts with fluorine causing fire hazard.

Occupational exposure limits
TLV not established.
MAK not established.

Inhalation risk
A harmful concentration of airborne particles can be reached quickly especially if powdered.

Effects of short-term exposure
The substance is irritating to the eyes, the skin and the respiratory tract.

Effects of long-term or repeated exposure
The substance may have effects on the respiratory tract, resulting in perforation of the nasal septum. Repeated or prolonged contact with skin may cause dermatitis.


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Melting point: 851°C
Density: 2.5 g/cm³
Solubility in water, g/100 ml at 20°C: 30
 

NOTES
 

IPCS
International
Programme on
Chemical Safety
WHO ILO UNEP EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004
LEGAL NOTICE Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible for the use which might be made of this information.

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