SODIUM BICARBONATE (ICSC)

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 Š 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 20°C 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): 50°C
Density: 2.1 g/cmł
Solubility in water, g/100 ml at 20°C: 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

Š IPCS, CEC 1999

    See Also:
       Toxicological Abbreviations
       Sodium bicarbonate (SIDS)