SIGMA CHEMICAL COMPANY -- P4170 PROPIDIUM IODIDE  -- 6550-00F054093
<pre>=====================  Product Identification  =====================

Product ID:P4170 PROPIDIUM IODIDE
MSDS Date:05/19/1997
FSC:6550
NIIN:00F054093
=== 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:PROPIDIUM IODIDE		*97-2*
CAS:25535-16-4
RTECS #:SF7949600
Fraction by Wt: 95-98%

=====================  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 BY INGESTION, INHALATION/SKIN
    ABSORPTION. MAY CAUSE EYE, SKIN, MUCOUS MEMBRANES & UPPER
    RESPIRATORY TRACT IRRITATION. MAY ALTER GENETIC MATERIAL.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION.

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

First Aid:EYES/SKIN: IMMEDIATELY FLUSH W/COPIOUS AMOUNTS OF WATER FOR
    15 MINS. INHALATION: REMOVE TO FRESH AIR. GIVE CPR/OXYGEN IF
    NEEDED. INGESTION: IF CONSCIOUS, WASH MOUTH OUT W/WATER. OBTAIN
    MEDICAL ATTENTI ON IN ALL CASES.

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

Extinguishing Media:WATER SPRAY, CO2, DRY CHEMICAL POWDER, APPROPRIATE
    FOAM.
Fire Fighting Procedures:WEAR A SCBA & PROTECTIVE CLOTHING.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:EVACUATE AREA. WEAR A SCBA, RUBBER BOOTS &
    HEAVY RUBBER GLOVES. WEAR DISPOSABLE COVERALLS & DISCARD THEM AFTER
    USE. SWEEP UP, PLACE IN A BAG & HOLD FOR WASTE DISPOSAL. AVOID
    RAISING DUST. VENTILATE AR EA & WASH SITE AFTER MATERIAL PICKUP
    ISCOMPLETE.

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

Handling and Storage Precautions:STORE IN COOL DRY PLACE. KEEP TIGHTLY
    CLOSED. HYGROSCOPIC. DON'T BREATHE DUST. DON'T GET IN EYES, ON
    SKIN/CLOTHING. AVOID PROLONGED/REPEATED EXPOSURE.

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

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:OTHER PROTECTIVE CLOTHING, SAFETY SHOWER &
    EYE BATH
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING & SHOES
    BEFORE REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

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

Melt/Freeze Pt:M.P/F.P Text:428-437F
Appearance and Odor:RED POWDER

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:LIGHT, MOISTURE.
Hazardous Decomposition Products:CO, CO2, NITROGEN OXIDES, HYDROGEN
    IODIDE.

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

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

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