ONCOR INC -- 4',6-DIAMIDINO-2-PHENYLINDOLE DIHYDROCHLORIDE -- 6810-00F051551 
=====================  Product Identification  =====================

Product ID:4',6-DIAMIDINO-2-PHENYLINDOLE DIHYDROCHLORIDE
MSDS Date:02/25/1993
FSC:6810
NIIN:00F051551
MSDS Number: CCFGX
=== Responsible Party ===
Company Name:ONCOR INC
Address:209 PERRY PKY SUITE 7
City:GAITHERSBURG
State:MD
ZIP:20877-5000
Country:US
Info Phone Num:301-963-3500/800-776-6267
Emergency Phone Num:301-963-3500/800-776-6267
CAGE:016E9
=== Contractor Identification ===
Company Name:ONCOR INC
Address:209 PERRY PKY SUITE 7
City:GAITHERSBURG
State:MD
ZIP:20877-5000
Country:US
Phone:301-963-3500/800-776-6267
CAGE:016E9

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

Ingred Name:4',6-DIAMIDINO-2-PHENYLINDOLE DIHYDROCHLORIDE * 96-3 *
CAS:28718-90-3

=====================  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:MAY BE HARMFUL BY INHALATION,
    INGESTION/SKIN ABSORPTION, MAY CAUSE IRRITATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION.

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

First Aid:EYES: FLUSH W/COPIOUS AMOUNTS OF WATER FOR 15 MINS. SKIN:
    WASH W/SOAP & COPIOUS AMOUNTS OF WATER. INHALATION: REMOVE TO FRESH
    AIR. GIVE CPR/OXYGEN IF NEEDED. INGESTION: WASH OUT MOUTH W/WATER
    IF CONSC IOUS. OBTAIN MEDICAL ATTENTION IN ALL CASES.

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

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

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

Spill Release Procedures:WEAR RESPIRATOR, CHEMICAL SAFETY GOGGLES,
    RUBBER BOOTS & HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN A BAG & HOLD
    FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE AREA & WASH SITE
    AFTER MATERIAL PICKUP I S COMPLETE.

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

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED. PROTECT
    FROM LIGHT.
Other Precautions:AVOID BREATHING DUST. AVOID CONTACT W/EYES, SKIN &
    CLOTHING.

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

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:HEAVY RUBBER
Eye Protection:CHEMICAL SAFETY GOGGLES
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE. WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

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

Appearance and Odor:YELLOW POWDER

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:LIGHT
Hazardous Decomposition Products:COMBUSTION: CO, CO2, NITROGEN OXIDES,
    HYDROGEN CHLORIDE GAS.
Conditions to Avoid Polymerization:MAY DISCOLOR ON EXPOSURE TO LIGHT.

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

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

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 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
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 particular situation.