SIGMA CHEMICAL CO -- BENZIDINE DIHYDROCHLORIDE, B3383  -- 6810-00N089701
<pre>=====================  Product Identification  =====================

Product ID:BENZIDINE DIHYDROCHLORIDE, B3383
MSDS Date:07/01/1994
FSC:6810
NIIN:00N089701
Status Code:A
=== Responsible Party ===
Company Name:SIGMA CHEMICAL CO
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:800-325-3010
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:BENZIDINE, DIHYDROCHLORIDE
CAS:531-85-1
OSHA PEL:N/K 
ACGIH TLV:N/K 

=====================  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 FATAL IF INHALED,
    SWALLOWED/ABSORBED THRU SKIN. READILY ABSORBED THRU SKIN. CAUSES
    EYE & SKIN IRRIT. MATL IS IRRIT TO MUC MEMBS & UPPER RESP TRACT.
    EXPOS CAN CAUSE DMG TO LIVER/KIDNEYS, B LOOD EFTS, DERM. OTHER
    SYMPS OF EXPOS CAN INCL NAUS, VOMIT, PAINFUL & IRREG URINATION.
    CHRONIC:CARCIN. (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:MUTAGEN. TARGET ORG(S):BLADDER, LIVER,
    KIDNEYS, SKIN, BLOOD. TO THE BEST OF MFR'S KNOWLEDGE, CHEM,
    PHYSICAL & TOX PROPERTIES HAVE NOT BEEN THORO INVESTIGATED. TARGET
    ORG DATA:LIVER, ENDOCRINE , SKIN & APPENDAGES (TUMORS); TUMORIGENIC
    (CARCIN BY RTECS CRITERIA; EQUIVOCAL TUMORIGENIC AGENT BY RTECS
    CRITERIA).
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:INGEST:WASH OUT MOUTH W/WATER PROVIDE PERS IS CONSCIOUS. CALL
    MD. SKIN:FLUSH W/COPIOUS AMTS OF WATER FOR AT LST 15 MINS. REMOVE
    CONTAM CLTHG & SHOES. CALL MD. DISCARD CONTAM CLTHG & SHOES.
    INHAL:REMOV E TO FRESH AIR. IF BRTHG BECOMES DFCLT,CALL MD.
    EYES:FLUSH W/COPIOUS AMTS OF ATER FOR AT LST 15 MINS. ASSURE ADEQ
    FLUSHING BY SEPARATING LIDS W/FINGERS. CALL MD.

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

Extinguishing Media: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:EVACUATE AREA. FULL-PROT CLTHG. NIOSH APPRVD
    SCBA SHOULD BE WORN. COVER W/9:1 MIXT OF SAND & SODA ASH. AFTER
    MIXING, TRANSFER INTO PAPER CARTON. AVOID RAISING DUST. VENT AREA &
    WASH SPILL SITE AFTER M ATL PICKUP IS COMPLETE.
Neutralizing Agent:9:1 MIXTURE OF SAND & SODA ASH.

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

Handling and Storage Precautions:DO NOT BREATHE DUST. DO NOT GET IN
    EYES, ON SKIN, ON CLTHG. AVOID PRLNG/RPTD EXPOS. HIGHLY TOXIC.
    IRRITANT. MUTAGEN. CARCINOGEN. KEEP TIGHTLY CLOSED.
Other Precautions:MAY CAUSE CANCER. MAY CAUSE HERITABLE GENETIC DAMAGE.
    VERY TOXIC BY INHALATION, IN CONTACT W/SKIN & IF SWALLOWED. IN CASE
    OF ACCIDENT OR IF YOU FEEL UNWELL, SEEK MEDICAL ADVICE IMMEDIATELY
    (SHOW LABEL  WHERE POSSIBLE).

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

Respiratory Protection:NIOSH APPROVED SELF-CONTAINED BREATHING
    APPARATUS SHOULD BE WORN.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:HEAVY RUBBER 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
NONE SPECIFIED BY MANUFACTURER.

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

Melt/Freeze Pt:M.P/F.P Text:>572F,>300C
Solubility in Water:SOLUBLE
Appearance and Odor:NONE SPECIFIED BY MANUFACTURER.

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS. WILL IGNITE ON CONTACT W/RED FUMING NITRIC
    ACID.
Stability Condition to Avoid:HEAT.
Hazardous Decomposition Products:TOXIC FUMES OF: CARBON MONOXIDE,
    CARBON DIOXIDE, NITROGEN OXIDES, HYDROGEN CHLORIDE GAS.

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

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

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