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SODIUM BICARBONATE ICSC: 1044
Date of Peer Review: April 2004

Carbonic acid monosodium salt
Baking soda
Bicarbonate of soda
Sodium hydrogen carbonate
Sodium acid carbonate
CAS # 144-55-8 NaHCO3
RTECS # VZ0950000 Molecular mass: 84.0
UN #
EC #
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


Inhalation


Skin


Eyes Redness.
Safety spectacles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion


SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Wash away remainder with plenty of water.
EU Classification
UN Classification

EMERGENCY RESPONSE STORAGE

Separated from acids.
IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 1999

SEE IMPORTANT INFORMATION ON BACK
SODIUM BICARBONATE ICSC: 1044
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
WHITE SOLID IN VARIOUS FORMS.

CHEMICAL DANGERS:
The solution in water is a weak base. Reacts with acids.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established. MAK not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by ingestion.

INHALATION RISK:
Evaporation at 20C is negligible; a nuisance-causing concentration of airborne particles can, however, be reached quickly when dispersed, especially, if powdered.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is mildly irritating to the eyes.

PHYSICAL PROPERTIES
Melting point (decomposes): 50C
Density: 2.1 g/cm
Solubility in water, g/100 ml at 20C: 8.7
ENVIRONMENTAL DATA

NOTES

ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 1999