J.T. BAKER COMPANY -- MANGANESE DIOXIDE  -- 6810-00-240-8471
<pre>=====================  Product Identification  =====================

Product ID:MANGANESE DIOXIDE
MSDS Date:10/08/1996
FSC:6810
NIIN:00-240-8471
=== Responsible Party ===
Company Name:J.T. BAKER COMPANY
Address:222 RED SCHOOL LANE
City:PHILLIPSBURG
State:NJ
ZIP:08865-2219
Country:US
Info Phone Num:908-859-2151
Emergency Phone Num:908-859-2151/800-424-9300(CHEMTREC)
CAGE:70829
=== Contractor Identification ===
Company Name:CAROLINA BIOLOGICAL SUPPLY CO
Address:2700 YORK RD
Box:City:BURLINGTON
State:NC
ZIP:27215-3387
Country:US
Phone:800-227-1150/910-584-0381
CAGE:59896
Company Name:J T BAKER, DIV OF MALLINCKRODT BAKER, INC.
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-9343
CAGE:0Z8D6
Company Name:MALLINCKRODT BAKER,  INC.
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:800-582-2537
CAGE:70829

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

Ingred Name:MANGANESE DIOXIDE
CAS:1313-13-9
RTECS #:OP0350000
Fraction by Wt: 90-100%
OSHA PEL:5 MG MN/M3 CEILING
ACGIH TLV:5 MG MN/M3

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

LD50 LC50 Mixture:PRODUCT'S LD50 (ORAL RAT) WAS NOT STATED
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:EYE:IRRITATION. SKIN:IRRITATION.
    INHALATION:IRRITATION OF UPPER RESPIRATORY TRACT, EXCESSIVE
    INHALATION MAY CAUSE NAUSES, WEAKNESS, CHILLS, LOSS OF APPETITE,
    MANGANISM. INGESTION:CNS DEPRESSION.
Explanation of Carcinogenicity:NONE IDENTIFIED.
Effects of Overexposure:EYE:IRRITATION. SKIN:IRRITATION.
    INHALATION:IRRITATION OF UPPER RESPIRATORY TRACT, NAUSEA, WEAKNESS,
    CHILLS, LOSS OF APPETITE, MANGANISM. INGESTION:CNS DEPRESSION.
Medical Cond Aggravated by Exposure:NONE IDENTIFIED.

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

First Aid:IF ANY IRRITATION PERSISTS OR SEVERE, GET MEDICAL ATTENTION.
    EYE:FLUSH W/WATER FOR 15 MIN. SKIN:WASH W/SOAP & WATER FOR 15 MIN.
    INHALED:REMOVE FROM EXPOSURE. AID OR RESTORE BREATHING AS NEEDED.
    INGEST ED:IMMEDIATELY GIVE LARGE AMOUNTS OF WATER & GET IMMEDIATE
    MEDICAL ATTENTION. NOTHING BY MOUTH IF UNCONSCIOUS.

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

Flash Point Method:CC
Flash Point:N/A.
Autoignition Temp:Autoignition Temp Text:N/A.
Lower Limits:N/A.
Upper Limits:N/A.
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING
    FIRE.
Fire Fighting Procedures:WEAR PROPER PROTECTIVE EQUIPMENT INCLUDING
    SCBA. MOVE EXPOSED CONTAINERS FROM FIRE AREA IF W/OUT RISK. USE
    WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL.
Unusual Fire/Explosion Hazard:STRONG OXIDIZER. CONTACT WITH COMBUSTIBLE
    MATERIALS, FLAMMABLE MATERIALS OR POWDERED METALS CAN CAUSE FIRE OR
    EXPLOSION.

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

Spill Release Procedures:WEAR SUITABLE PROTECTIVE CLOTHING. KEEP
    COMBUSTIBLES (WOOD, PAPER, OIL, ETC.) AWAY FROM SPILLED MATERIAL.
    W/CLEAN SHOVEL, CAREFULLY PLACE MATERIAL IN CLEAN, DRY CONTAINER &
    COVER; REMOVE FROM AREA. FL USH SPILL AREA W/WATER.
Neutralizing Agent:MFR GAVE NO INFORMATION OF MSDS.

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

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED. STORE
    SEPARATELY AND AWAY FROM FLAMMABLE AND COMBUSTIBLE MATERIALS.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:NONE REQUIRED WHERE ADEQUATE VENTILATION
    CONDITIONS EXIST. IF AIRBORNE CONCENTRATION EXCEEDS TLV, A
    SELF-CONTAINED BREATHING APPARATUS IS ADVISED.
Ventilation:USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET TLV
    REQUIREMENTS.
Protective Gloves:PROPER GLOVES RECOMMENDED.
Eye Protection:SAFETY GOGGLES RECOMMENDED.
Other Protective Equipment:UNIFORM & APRON RECOMMENDED.
Work Hygienic Practices:MFR GAVE NO INFORMATION OF MSDS.
Supplemental Safety and Health
NONE

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

HCC:N1
NRC/State Lic Num:NONE
Boiling Pt:B.P. Text:N/A.
Melt/Freeze Pt:M.P/F.P Text:995F,535C
Vapor Pres:N/A.
Vapor Density:N/A.
Spec Gravity:5.02
pH:N/A.
Evaporation Rate &amp; Reference:N/A.
Solubility in Water:NEGLIGIBLE (<0.1%)
Appearance and Odor:BLACK CRYSTALLINE POWDER. ODORLESS.
Percent Volatiles by Volume:N/A.

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, STRONG ACIDS, STRONG REDUCING AGENTS,NITRATES,
    COMBUST MATLS, HYDROGEN PEROXIDE,(SUPP DATA)
Stability Condition to Avoid:HEAT, FLAME, OTHER SOURCES OF IGNITION.
Hazardous Decomposition Products:NONE IDENTIFIED.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

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

Waste Disposal Methods:DISPOSE I/A/W ALL APPLICABLE FEDERAL, STATE AND
    LOCAL ENVIRONMENTAL REGULATIONS.

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