Product ID:SODIUM AZIDE
MSDS Date:08/20/1997
FSC:6550
NIIN:00N084899
MSDS Number: CGVDR

SIGMA CHEMICAL CO

ST LOUIS, MO 63178
US

Emergency Phone: 314-771-5765

Info Phone: 314-771-5765

Cage: 21076

SIGMA CHEMICAL COMPANY

14508 ST LOUIS, MO 63178 US

Telephone: 314-771-5765

Cage: 21076

SODIUM AZIDE (SARA 302) (CERCLA)

CAS: 26628-22-8

RTECS: VY8050000

Fraction By Weight: 100%

OSHA PEL S, C 0.1 PPM(HN3)

ACGIH TLV: C 0.11 PPM; 9495

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
INGESTION, OR SKIN ABSORPTION. MAY CAUSE EYE IRRITATION. MAY CAUSE
SKIN IRRITATION. MATERIAL MAY BE IRRITATING TO MUCOUS MEMBRANES AND
UPPER RESPIRATORY TRACT. TO THE BEST OF MFR'S KNOWLEDGE, THE
CHEMICAL, PHYSICAL, AND TOXICOLOGICAL PROPERTIES HAVE NOT BEEN
THOROUGHLY INVESTIGATED.
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:SEE HEALTH HAZARD.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER FOR AT
LEAST 15 MINUTES. SKIN: IMMEDIATELY WASH WITH SOAP AND COPIOUS
AMOUNTS OF WATER. INHAL: REMOVE TO FRESH AIR. IF NOT BREATHING GIVE
ARTIFICI AL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
INGESTION: WASH OUT MOUTH WITH WATER PROVIDED PERSON IS CONSCIOUS.
CALL A PHYSICIAN. WASH CONTAMINATED CLOTHING BEFORE REUSE.

Flash Point:NOT KNOWN
Extinguishing Media:WATER SPRAY. CARBON DIOXIDE, DRY CHEMICAL POWDER OR
APPROPRIATE FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:WEAR RESPIRATOR, CHEMICAL SAFETY COGGLES,
RUBBER BOOTS AND HEAVY RUBBER GLOVES. SPILLED MATERIAL SHOULD BE
CAREFULLY WIPED UP OR MOISTENED WITH WATER AND REMOVED. VENTILATE
AREA AND WASH SPILL SITE AF TER MATERIAL PICKUP IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN A COOL DRY PLACE. KEEP
TIGHTLY CLOSED. AVOID INHALATION. AVOID CONTACT WITH EYES, SKIN AND
CLOTHING. AVOID PROLONGED OR REPEATED EXPOSURE.
Other Precautions:SODIUM AZIDE MAY REACT WITH LEAD AND COPPER PLUMBING
TO FORM HIGHLY EXPLOSIVE METAL AZIDES.

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL-RESISTENT GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
MATERIALS TO AVOID: ARE MORE SENSITIVE THAN NITROGLYCERINE. AZIDE
REACTS WITH METAL HALIDES TO GIVE A RANGE OF METAL AZIDE HALIDES,
MANY OF WHICH ARE EXPLOSIVE. INCOMPATIBLE WITH CHROMYL CHLORIDE, HY
DRAZINE, BROMINE, CARBON DISULFIDE, DIMETHYL SULFATE,
DIBROMOMALONITRILE.

Spec Gravity:NOT KNOWN
Evaporation Rate & Reference:NOT KNOWN
Solubility in Water:NOT KNOWN
Appearance and Odor:LIQUID.

Stability Indicator/Materials to Avoid:YES
DIMETHYL SULFATE IS INCOMPATIBLE W/SODIUM AZIDE. ACID CHLORIDES,
HALOGENATED SOLVS, AVOID CNTCT W/METALS. AVOID CONT W/ACID. AZIDE
REACTS W/MANY HVY METALS SUCH AS LEAD, COPPER, MERCURY, SILVER,
GOLD TO FORM EXPLO COMPOUNDS
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NOT KNOWN.

Waste Disposal Methods:CONTACT A LICENSED PROFESSIONAL WASTE DISPOSAL
SERVICE TO DISPOSE OF THIS MATERIAL. SODIUM AZIDE MAY REACT WITH
LEAD AND COPPER PLUMBING TO FORM HIGHLY EXPLOSIVE METAL AZIDES.
OBSERVE ALL FEDERAL, STA TE AND LOCAL ENVIRONMENTAL REGULATIONS.

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.