=====================  Product Identification  =====================

MSDS NAME:205737, PALLADIUM ON CALCIUM CARBONATE, (SUPDAT)
NIIN:00N072051
MSDS Number: CBPXR
=== Responsible Party ===
Company:SIGMA CHEMICAL CO
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Info Phone Num:314-771-5765
Emergency Phone Num:516-467-3535
CAGE:21076
=== Contractor Identification ===
Company: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  =============

Name:CALCIUM CARBONATE
CAS:471-34-1
RTECS #:FF9335000
OSHA PEL:N/K 
ACGIH TLV:N/K 

Name:LEAD (SARA 313) (CERCLA)
CAS:7439-92-1
RTECS #:OF7525000
OSHA PEL:SEE 1910.1025
ACGIH TLV:0.15MG/M3 DUST
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

Name:PALLADIUM
CAS:7440-05-3
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:HARMFUL IF INHALED/SWALLOWED.
    CAUSES EYE & SKIN IRRITATION. MATERIAL IS IRRITATING TO MUCOUS
    MEMBRANES & UPPER RESPIRATORY TRACT. MAY CAUSE NERVOUS SYSTEM
    DISTURBANCES. TO BEST OF MFR KNOWLEDGE,  CHEMICAL, PHYSICAL, AND
    TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY INVESTIGAGED.
    TARGET (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:OGANS:NERVES, BLOOD, KIDNEYS, FEMALE
    REPROD SYS, MALE REPROD SYS. CHRONIC:LEAD APPEARS ON THE NAVY
    LISTING OF OCCUP CHEM REPROD HAZARDS. SEEK CONSULTATION FROM APPROP
    HLTH PROFESSIONALS CONCE RNING LATEST HAZARD LIST INFO & SAFE HNDLG
    & EXPOS INFO . MAY CAUSE REPRODUCTIVE DISORDERS. ANEMIA.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:SKIN:IMMED WASH W/SOAP AND COPIOUS AMOUNTS OF WATER.
    EYES:CONTAM OF EYES SHOULD BE TREATED BY IMMED & PRLNGD IRRIGATION
    W/COPIOUS AMTS OF WATER FOR AT LEAST 15 MINUTES. INHAL:REMOVE TO
    FRESH AIR. IF N OT BRTHG GIVE ARTF RESP. IF BRTHG IS DFCLT, GIVE
    OXYG. INGEST:WASH OUT MOUTH W/WATER PROVIDED PERSON IS CONSCIOUS.
    CALL A PHYS. REMOVE & WASH CONTAMD CLTHG PROMPTLY.

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

Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL POWDER, WATER SPRAY.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

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

Spill Release Procedures:EVAC AREA. WEAR NIOSH APPRVD RESP, CHEM SFTY
    GOGGS, RUBB BOOTS & HEAVY RUBB GLOVES. COVER W/DRY-LIME, SAND, OR
    SODA ASH. PLACE IN COVERED CNTNRS USING NON-SPK TOOLS & TRANSPORT
    OUTDOORS. VENTILATE ARE A & WASH SPILL SITE AFTER MATL PICKUP IS
    COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:HARMFUL BY INHALATION & IF SWALLOWED.
    IRRITATING TO EYES, RESP SYS & SKIN. DANGER OF CUMULATIVE EFFECTS.
    REPROD HAZARD. DO NOT BREATHE DUST.
Other Precautions:TAKE OFF IMMED ALL CONTAMD CLTHG. WEAR SUITABLE PROT
    CLTHG, GLOVES & EYE/FACE PROT. AVOID CONTACT & INHALATION. AVOID
    PRLNGD/RPTD EXPOSURE. HARMFUL DUST. IRRITANT. KEEP CONTAINER
    CLOSED. STORE IN COOL  DRY PLACE.

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

Respiratory Protection:NIOSH APPROVED RESPIRATOR IN NONVENTILATED AREAS
    AND/OR FOR EXPOSURE ABOVE THE ACGIH TLV.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:COMPATIBLE CHEMICAL-RESISTANT GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPRVD EMERGENCY EYE WASH & DELUGE
    SHOWER .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
MFR TRADE NAME/PART NO:POISONED WITH LEAD (LINDLAR CATALYST) (5% PD).

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

Evaporation Rate & Reference:NOT KNOWN
Solubility in Water:NOT KNOWN
Appearance and Odor:FINE GREY POWDER.

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

Stability Indicator/Materials to Avoid:YES
OXIDIZING AGENTS, ALCOHOLS, SULFUR, ACIDS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NATURE OF DECOMPOSITION PRODUCTS NOT
    KNOWN.

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

Waste Disposal Methods:CATALYSTS & EXPENSIVE METALS SHOULD BE RECOVERED
    FOR REUSE OR RECYCLING. OBSERVE ALL FEDERAL, STATE AND LOCAL
    ENVIRONMENTAL 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.

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