SIGMA CHEMICAL COMPANY -- A5284 8-AZAGUANINE 50X HYBRI-MAX GAMMA-IRRADIATED -- 
6550-00F054308 
=====================  Product Identification  =====================

Product ID:A5284 8-AZAGUANINE 50X HYBRI-MAX GAMMA-IRRADIATED
MSDS Date:05/19/1997
FSC:6550
NIIN:00F054308
MSDS Number: CFVGV
=== Responsible Party ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:SAINT LOUIS
State:MO
ZIP:63178-5000
Country:US
Info Phone Num:314-771-5765/800-325-3010
Emergency Phone Num:314-771-5765/800-325-3010
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:8-AZAGUANINE
CAS:134-58-7
RTECS #:XZ6157000

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HARMFUL IF INGESTION. MAY BE HARMFUL
    IF INHALED/ABSORBED THROUGH SKIN. MAY CAUSE IRRITATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION

=======================  First Aid Measures  =======================

First Aid:SKIN/EYES: IMMEDIATELY FLUSH W/COPIOUS AMOUNTS OF WATER FOR
    AT LEAST 15 MINS. INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING
    GIVE CPR. IF BREATHING IS DIFFICULT GIVE OXYGEN. INGESTION: WASH
    OUT MOU TH W/WATER IF PERSON IS CONSCIOUS. OBTAIN MEDICAL ATTENTION
    IN ALL CASES.

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

Extinguishing Media:CO2, DRY CHEMICAL POWDER/APPROPRIATE FOAM
Fire Fighting Procedures:WEAR SCBA & FULL PROTECTIVE CLOTHING TO
    PREVENT CONTACT W/SKIN & EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES.

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

Spill Release Procedures:WEAR FULL PROTECTVE GEAR. SWEEP UP, PLACE IN
    BAG & HOLD FOR DISPOSAL. AVOID RAISING DUST. VENTILATE & WASH SITE
    AFTER PICKUP.

======================	Handling and Storage  ======================

Handling and Storage Precautions:WASH THOROUGHLY AFTER HANDLING. KEEP
    TIGHTLY CLOSED. STORE IN A COOL DRY PLACE.

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

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR
Ventilation:USE CHEMICAL FUME HOOD
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:SAFETY SHOWER & EYE BATH
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE.
Supplemental Safety and Health

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

Boiling Pt:B.P. Text:>572F
Appearance and Odor:LIGHT-ORANGE POWDER

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS
Stability Condition to Avoid:LIGHT
Hazardous Decomposition Products:TOXIC FUMES: CO, CO2, NITROGEN OXIDES

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

Waste Disposal Methods:DISSOLVE/MIX W/COMBUSTIBLE SOLVENT & BURN IN A
    CHEMICAL INCINERATOR EQUIPPED W/AN AFTERBURNER & SCRUBBER. DISPOSE
    OF IAW/FEDERAL, STATE & LOCAL 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.