MALLINCKRODT -- O-TOLIDINE DIHYDROCHLORIDE -- 6810-00N047877 
=====================  Product Identification  =====================

Product ID:O-TOLIDINE DIHYDROCHLORIDE
MSDS Date:04/06/1989
FSC:6810
NIIN:00N047877
=== Responsible Party ===
Company Name:MALLINCKRODT
Box:M
City:PARIS
State:KY
ZIP:40361
Country:US
Info Phone Num:315-982-5000
Emergency Phone Num:314-982-5000
CAGE:ZA916
=== Contractor Identification ===
Company Name:MALLINCKRODT MEDICAL, INC
Address:2703 WAGNER PLACE
Box:M
City:MARYLAND HEIGHTS
State:MO
ZIP:63043
Country:US
Phone:314-770-7800
CAGE:ZA916
Company Name:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910

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

Ingred Name:SUPP DATA: CONTROL THE EMISSIONS OF THE CONTAM AT ITS
    SOURCE, PREVENTING DISPERSION OF IT INTO THE GENERAL (ING 3)
RTECS #:9999999ZZ

Ingred Name:ING 2:WORK AREA. PLEASE REFER TO THE ACGIH DOCUMENT
    "INDUSTRIAL VENTILATION, A MANUAL OF RECOMMENDED PRACTICES", (ING
    4)
RTECS #:9999999ZZ

Ingred Name:ING 3: MOST RECENT EDITION, FOR DETAILS.
RTECS #:9999999ZZ

Ingred Name:BENZIDINE, 3,3'DIMETHYL-, DIHYDROCHLORIDE; (O-TOLIDINE
    DIHYDROCHLORIDE)
CAS:612-82-8
RTECS #:DD1226000
OSHA PEL:N/K 
ACGIH TLV:N/K 

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

LD50 LC50 Mixture:LD50:(ORAL,RAT) 404 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INHAL: DUST IS MILDLY IRRIT TO THROAT
    AND LUNGS BECAUSE OF HYDROCHLORIC ACID. INGEST: TOXIC EFTS NOT
    FULLY UNDERSTOOD. EXTREMELY LARGE ORAL DOSAGES MAY PRODUCE GI
    DISTRUBANCES. MAY CREATE A BLADDER IR RIT. MATL IS SLIGHTLY ACIDIC.
    SKIN: NO ADVERSE EFTS EXPECTED BUT DUST MAY CAUSE MECHANICAL IRRIT.
    (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: SKIN ABSORP MAY OCCUR, BUT THE TOXIC
    EFTS ARE NOT WELL KNOWN. EYE: MAY BE IRRIT TO EYES. CHRONIC: NO
    INFORMATION FOUND RELATING TO CHRONIC EFTS IN MAN. ACGIH CLASSIFIED
    O-TOLIDINE AS BEING A  SUSPECT HUMAN CARCINOGEN.
Medical Cond Aggravated by Exposure:NO INFORMATION FOUND.

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

First Aid:INHAL:REMOVE TO FRESH AIR. GET MED ATTN FOR ANY BRTHG DFCLTY.
    INGEST:INDUCE VOMIT IMMED BY GIVING TWO GLASSES OF WATER, OR MILK
    IF AVAIL & STICKING FINGER DOWN THROAT. CALL A PHYSICIAN IMMED.
    NEVER GI VE ANYTHING BY MOUTH TO AN UNCONSCIOUS PERSON. SKIN:
    REMOVE ANY CONTAM CLTHG. WASH SKIN W/SOAP OR MILD DETERGENT & WATER
    FOR @ LST 15 MIN. GET MED ATTN IF IRRIT DEVELOPS OR PERSISTS. (SUPP
    DATA)

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

Extinguishing Media:WATER SPRAY, DRY CHEMICAL, ALCOHOL FOAM, OR CARBON
    DIOXIDE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:FINE DUST DISPERSED IN AIR IN SUFFICIENT
    CONCENTRATIONS, AND IN THE PRESENCE OF AN IGNITION SOURCE IS A
    POTENTIAL DUST EXPLOSION HAZARD. AS W/MOST (ING 4)

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

Spill Release Procedures:VENT AREA OF LEAK/SPILL. CLEAN-UP PERSONNEL
    REQUIRE PROT CLTHG & RESP PROT FROM DUST. SPILLS: PICK UP & PLACE
    IN A SUITABLE CNTNR FOR RECLAMATION/DISP IN A METHOD THAT DOES NOT
    GENERATE DUST.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:KEEP IN A TIGHTLY CLSD CNTNR. PROT
    FROM PHYSICAL DMG. STORE IN A COOL, DRY, VENT AREA AWAY FROM
    SOURCES OF HEAT, MOISTURE, & INCOMPATIBILITIES.
Other Precautions:WEAR SPECIAL PROT EQUIP FOR MAINTAINENCE BREAK-IN OR
    WHERE EXPOSURES MAY EXCEED ESTABLISHED EXPOSURE LEVELS. WASH HANDS,
    FACE, FOREARMS AND NECK WHEN EXITING RESTRICTED AREAS. SHOWER,
    DISPOSE OF OUTER  CLOTHING, CHANGE TO CLEAN (SUPP DATA)

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

Respiratory Protection:IF THE TLV IS EXCEEDED, A NIOSH/MSHA APPROVED
    DUST/MIST RESPIRATOR MAY BE WORN WHEN WORKING WITH THIS MATL.
    MAINTAIN EYE WASH FOUNTAIN AND QUICK DRENCH FACILITIES IN WORK
    AREA.
Ventilation:A SYSTEM OF LOC &/OR GEN EXHST IS RECOMMENDED TO KEEP
    EMPLOYEE EXPOSURE BELOW THE AIRBORNE EXPOSURE LIMITS. (SUPP DATA)
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL SAFETY GOGGLES.
Other Protective Equipment:PROT CLTHG, INCLUDING BOOTS, GLOVES, LAB
    COAT, APRON OR COVERALLS TO PREVENT SKIN CONTACT.
Work Hygienic Practices:WASH HANDS BEFORE EATING AND DO NOT EAT, DRINK,
    OR SMOKE IN WORKPLACE.
Supplemental Safety and Health
SKIN. FIRST AID PROC: EYE: WASH THORO W/RUNNING WATER FOR AT LEAST 15
    MIN. GET MED ADVICE IF IRRIT DEVELOPS. OTHER PREC: GARMENTS AT THE
    END OF THE DAY. AVOID CROSS-CONTAMINATION OF STREET CLOTHES. VE NT:
    LOC EXHST VENT IS GENERALLY PREFERRED BECAUSE IT CAN (ING 2)

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

Melt/Freeze Pt:M.P/F.P Text:266F,130C
Solubility in Water:SOLUBLE
Appearance and Odor:WHITE TO REDDISH CRYSTALS. SLIGHTLY HYDROCHLORIC
    ACID ODOR.

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

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:DECOMPOSES ON EXPOSURE TO LIGHT.
Hazardous Decomposition Products:HYDROCHLORIC ACID AND AMINE FUMES ON
    DECOMPOSITION.

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

Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECLAMATION MAY BE
    DISPOSED IN A RCRA APPROVED HAZARDOUS WASTE FACILITY. ENSURE
    COMPLIANCE WITH 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.