Product ID:CESIUM METAL
MSDS Date:07/09/1980
FSC:3439
NIIN:00F007518
MSDS Number: BBYDW

Emergency Phone: (215) 847-5121

Info Phone: (215) 847-5121

Cage: OO235

Telephone: (215) 847-5121

Cage: OO235

CESIUM METAL

CAS: 7440-46-2

RTECS: FK9225000

Routes of Entry: Inhalation:NO Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:VERY CORROSIVE TO SKIN & EYES.
Explanation of Carcinogenicity:NONE

First Aid:EYES & SKIN: REMOVE PARTICLES & FLUSH WITH PLENTY OF WATER.
INGESTION: INDUCE VOMITING BY PLACING FINGER IN THROAT. IMMEDIATELY
OBTAIN MEDICAL ATTENTION.

Extinguishing Media:ISOLATE BURNING METAL WHERE PRACTICAL. HEAVILY
SMOTHER BURNING METAL WITH CLASS "D" EXTINGUISHING AGENT OR DRY
SAND.
Fire Fighting Procedures:CESIUM IS HIGHLY REACTIVE IN AIR AND EXPLOSIVE
IN WATER. DON'T USE WATER ON CESIUM FIRES.
Unusual Fire/Explosion Hazard:EXPLOSIVE IN THE PRESENCE OF MOISTURE AND
VIOLENTLY IN WATER.

Spill Release Procedures:COVER WITH QUANTITIES OF DRY SAND OR CLASS "D"
FIRE EXTINGUISHING AGENT. SHOVEL UP AND REMOVE TO REMOTE AREA (DRY)
ONTO A STEEL PLATE AND PERMIT IT TO OXIDIZE.

Handling and Storage Precautions:CESIUM IS STORED UNDER VACUUM OR ARGON
IN A SEALED GLASS/STAINLESS STEEL CONTAINER & IN A MANNER TO AVOID
BREAKAGE.
Other Precautions:STORE IN A DRY AREA FREE OF COMBUSTIBLES.

Respiratory Protection:USE ONLY NIOSH APPROVED RESPIRATORS AS
RECOMMENDED BY A QUALIFIED INDUSTRIAL HYGIENIST OR SAFETY ENGINEER
WHERE AIRBORNE PARTICULATE IS GENERATED.
Ventilation:LOCAL EXHAUST: FOR AIRBORNE PARTICLES.
Protective Gloves:RUBBER
Eye Protection:GOGGLES/GLASS
Other Protective Equipment:WEAR FIRE RETARDANT LONG SLEEVE CLOTHING
WHEN HANDLING CESIUM.
Supplemental Safety and Health

Boiling Pt:B.P. Text:690F
Melt/Freeze Pt:M.P/F.P Text:28.5C
Vapor Pres:1
Spec Gravity:1.873
Solubility in Water:VIOLENTLY REACTIVE
Appearance and Odor:SILVER-WHITE DUCTILE METAL OR SILVERY LIQUID

Stability Indicator/Materials to Avoid:YES
Stability Condition to Avoid:EXPOSURE TO AIR, WATER, CHLORINE AND
PHOSPHORUS
Hazardous Decomposition Products:REACTS WITH MOISTURE TO FORM HYDROGEN
GAS

Waste Disposal Methods:AFTER OXIDATION DISPOSE IN A SIMILAR MANNER AS
LIME. AVOID SKIN AND EYE CONTACT WITH OXIDIZED CESIUM.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.