SIGMA CHEMICAL CO -- SODIUM AZIDE  -- 6550-00N084899
<pre>=====================  Product Identification  =====================

Product ID:SODIUM AZIDE
MSDS Date:08/20/1997
FSC:6550
NIIN:00N084899
=== Responsible Party ===
Company Name:SIGMA CHEMICAL CO
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:314-771-5765
Emergency Phone Num:314-771-5765
CAGE:21076
=== Contractor Identification ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Phone:314-771-5765
CAGE:21076

=============  Composition/Information on Ingredients  =============

Ingred Name:SODIUM AZIDE (SARA 302) (CERCLA)
CAS:26628-22-8
RTECS #:VY8050000
Fraction by Wt: 100%
OSHA PEL:S, C 0.1 PPM(HN3)
ACGIH TLV:C 0.11 PPM; 9495
EPA Rpt Qty:1000 LBS
DOT Rpt Qty:1000 LBS

=====================  Hazards Identification  =====================

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 Measures  =======================

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.

=====================  Fire Fighting Measures  =====================

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.

==================  Accidental Release Measures  ==================

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  ======================

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.

=============  Exposure Controls/Personal Protection  =============

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.

==================  Physical/Chemical Properties  ==================

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

=================  Stability and Reactivity Data  =================

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.

====================  Disposal Considerations  ====================

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.

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