SIGMA CHEMICAL COMPANY -- CONGO RED CERTIFIED,C 6277  -- 6550-01-267-5524
<pre>=====================  Product Identification  =====================

Product ID:CONGO RED CERTIFIED,C 6277
MSDS Date:10/11/1989
FSC:6550
NIIN:01-267-5524
=== Responsible Party ===
Company Name:SIGMA CHEMICAL COMPANY
Box:14508
City:ST. LOUIS
State:MO
ZIP:63178
Info Phone Num:800-325-8070
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:1-NAPHTHALENESULFONIC ACID,
    3,3'-(4,4'-BIPHENYLENEBIS(AZO))BIS(4-AMINO-), DISODIUM SALT
CAS:573-58-0
RTECS #:QK1400000
Other REC Limits:NONE SPECIFIED
OSHA PEL:NOT ESTABLISHED.
ACGIH TLV:NOT ESTABLISHED.

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE- HARMFUL IF SWALLOWED, INHALED
    OR ABSORBED THROUGH SKIN. ORAL LDL0 IN MAN IS 143 MG/KG. MAY CAUSE
    EYE, SKIN, RESPIRATORY TRACT IRRITATION. CHRONIC- PULMONARY EDEMA
    OR CONGESTION. THE CHEMICAL, P HYSICAL AND TOXICOLOGICAL PROPERTIES
    HAVE NOT BEEN THOROUGHLY INVESTIGATED.
Effects of Overexposure:HARMFUL IF SWALLOWED, INHALED OR ABSORBED
    THROUGH SKIN. MAY CAUSE EYE, SKIN OR RESPIRATORY TRACT IRRITATION.
    THE CHEMICAL, PHYSICAL AND TOXICOLOGICAL PROPERTIES HAVE NOT BEEN
    THOROUGHLY INVESTIGATED.
Medical Cond Aggravated by Exposure:PRE-EXISTING SKIN DISORDERS MAY BE
    MORE SUSCEPTIBLE TO THIS MATERIAL.

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

First Aid:GET MEDICAL ATTENTION IF SYMPTOMS PERSIST.EYE/SKIN:FLUSH WITH
    WATER FOR 15 MINUTES.HOLD EYELIDS OPEN.INHALED:REMOVE TO FRESH AIR
    & PROVIDE OXYGEN/CPR IF NEEDED.ORAL:FLUSH OUT MOUTH WITH WATER.SEEK
    MED ICAL ATTENTION.

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

Flash Point:NONE
Extinguishing Media:CO2, WATER SPRAY, ALCOHOL OR POLYMER FOAM OR DRY
    CHEMICAL POWDER. WATER SPRAY MAY BE USED TO COOL FIRE EXPOSED
    CONTAINER
Fire Fighting Procedures:WEAR FULL PROTECTIVE CLOTHING AND
    NIOSH-APPROVED SELF-CONTAINED BREATHING APPARATUS WITH FULL
    FACEPIECE OPERATED IN THE POSITIVE PRESSURE MODE.
Unusual Fire/Explosion Hazard:TOXIC FUMES

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

Spill Release Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS,
    RUBBER BOOTS AND GLOVES. ABSORB ON SAND, VERMICULITE, SAWDUST AND
    PUT IN A CONTAINER FOR FUTURE DISPOSAL. WASH AND VENTILATE SPILL
    SITE AFTER PICKUP IS COMPLET E.
Neutralizing Agent:NOT APPLICABLE.

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

Handling and Storage Precautions:STORAGE-STORE IN A COOL,DRY PLACE.KEEP
    TIGHTLY CLOSED.
Other Precautions:DO NOT RAISE DUST. AVOID CONTACT WITH EYES AND SKIN.
    AVOID BREATHING DUST. WASH THOROUGHLY AFTER HANDLING MATERIAL.

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

Respiratory Protection:USE ONLY IN A CHEMICAL FUME HOOD OR WEAR A
    NIOSH/MSHA APPROVED SELF CONTAINED BREATHING APPARATUS.
Ventilation:PROVIDE SUFFICIENT MECHANICAL (GENERAL AND/OR LOCAL
    EXHAUST) VENTILATION TO MAINTAIN EXPOSURE BELOW TLV(S).
Protective Gloves:RUBBER
Eye Protection:DUST-RESISTANT SAFETY GOGGLES
Other Protective Equipment:EYE WASH STATION, EMERGENCY SHOWER,
    APPROPRIATE LABORATORY COAT TO COVER EXPOSED SKIN
Work Hygienic Practices:TOXIC. DO NOT PERMIT EATING, DRINKING OR
    SMOKING NEAR THIS MATERIAL.
Supplemental Safety and Health

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

HCC:N1
Appearance and Odor:BROWN-RED POWDER

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS
Stability Condition to Avoid:FLAMES
Hazardous Decomposition Products:TOXIC FUMES OF CARBON MONOXIDE, CARBON
    DIOXIDE AND SULFUR OXIDES

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

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
    SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
    AFTERBURNER AND SCRUBBER. OBSERVE ALL LOCAL, STATE AND FEDERAL
    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.