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

MSDS NAME:63SN/37PB
NIIN:01-074-5699
MSDS Number: CJKYM
=== Responsible Party ===
Company:R & D METALS & CHEMICALS INC
Address:201 PERIMETER PK SUITE C
City:KNOXVILLE
State:TN
ZIP:37922
Country:US
Info Phone Num:800-645-7476/423-531-6065
Emergency Phone Num:423-531-6065
CAGE:56406
=== Contractor Identification ===
Company:R & D METALS & CHEMICALS, INC
Address:201C PERIMETER PARK
Box:22533
City:KNOXVILLE
State:TN
ZIP:37922-2233
Country:US
Phone:423-531-6065 / FAX: 423-531-2044
Contract Num:SP0490-99-M-W516
CAGE:56406

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

Name:LEAD  (SARA III)
CAS:7439-92-1
RTECS #:OF7525000
Fraction by Wt: 37%
Other REC Limits:NONE SPECIFIED
OSHA PEL:0.05 MG/M3;1910.1025
ACGIH TLV:0.15 MG/M3;DUST 9192
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

Name:TIN
CAS:7440-31-5
RTECS #:XP7320000
Fraction by Wt: 63.0%
Other REC Limits:NONE SPECIFIED
OSHA PEL:2 MG/M3
ACGIH TLV:2 MG/M3; 9192

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

LD50 LC50 Mixture:UNCLASSIFIED WELDING FUMES=5MG/M3 PEL
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE:SHORT TERM EXPOSURE TO WELDING
    FUMES, GASES OR DUST MAY RESULT IN DISCOMFORT SUCH AS DIZZINESS,
    NAUSEA, ANEMIA, INSOMINIA OR ABDOMINAL PAIN. OVEREXPOSURE TO LEAD
    FUMES MAY DAMAGE BLOOD FORMING,  NERVOUS, INTESTINAL AND URINARY
    SYSTEM. CHRONIC: LEAD CAN CAUSE POTENTIAL INJURY TO DEVELOPING
    FETUS AND POSSIBLE REPRODUCTION, BRAIN AND KIDNEY DAMAGE.
Explanation of Carcinogenicity:NONE OF THE METALS IN THIS WELDING ROD
    ARE CONFIRMED AS HUMAN CARCINOGENS AT THIS TIME BY NTP,IARC, OR
    OSHA.
Effects of Overexposure:LEAD: EXPOSURE TO HIGH LEVELS OF AIRBORNE OR
    INGESTED LEAD MAY CAUSE DIZZINESS, NAUSEA, ANEMIA INSOMINIA,
    CONSTIPATION, HEADACHE.
Medical Cond Aggravated by Exposure:SOME WORKERS MAY BE AFFECTED BY A
    PRE-EXISTING CONDITION OF BLOOD,  KIDNEY, NERVOUS AND POSSIBLY
    REPRODUCTION SYSTEMS AND PRE-EXPOSURE TO LEAD.

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

First Aid:IN CASE OF ELECTRICAL SHOCK, TURN OFF POWER PRIOR TO REMOVAL
    FROM EXPOSURE AREA. INHALATION:REMOVE FROM EXPOSURE AREA AND CALL
    FOR MEDICAL AID. ADMINISTER OXYGEN IF BREATHING IS DIFFICULT.
    INGESTION:U NLIKELY, CALL A PHYSICIAN OR POISON CONTROL CENTER AT
    ONCE. SKIN:FOR HOT METAL BURNS, COOL WITH WATER AND GET MED HELP. 
    AFTER HANDLING WLDING RODS, WASH WITH SOAP AND WATER. EYES:FLUSH
    WITH WATER FOR  ATLEAST 15 MINUTES TO REMOVE IRRITANTS. GET MED
    ATTN.

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

Flash Point:NONE
Extinguishing Media:USE WATER FOG, CARBON DIOXIDE, FOAM, OR DRY
    CHEMICAL.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SELF-CONTAINED
    BREATHING APPARATUS AND FULL PROTECTIVE EQUIPMENT WHEN FIGHTING
    FIRES.
Unusual Fire/Explosion Hazard:NEVER DROP WATER OR LIQUIDS INTO MOLTEN
    SOLDER. DO NOT PLUNGE DAMP OR WET BARS/PIECES INTO MOLTEN SOLDER.
    WHEN HEATED TO HIGH TEMPERATURE, LEAD EMITS HIGHLY TOXIC FUMES.

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

Spill Release Procedures:WEAR APPROPRIATE PROTECTIVE GEARS DURING
    CLEAN-UP. AVOID CREATING DUST. CLEAN UP ANY GRINDING DUST OR WASTE
    RESIDUES BY VACUUMING AND WASHING. PLACE WASTE IN SUITABLE DOT
    APPROVED CONTAINERS. DO NOT U SE DRY SWEEPING OR COMPRESSED AIR TO
    CLEAN AREA.

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

Handling and Storage Precautions:WEAR GLOVES WHEN HANDLING WELDING
    RODS. STORE AT ROOM TEMP. WASH HAND AFTER HANDLING.
Other Precautions:PROVIDE PROTECTIVE SCREENS TO SHIELD OTHERS. WHEN
    ELECTRODES AND FLUXES ARE CONSUMED, THE FUME AND GAS DECOMPOSITION
    PRODUCTS GENERATED ARE DIFFERENT IN FORMS THAN FROM THE INGREDIENTS
    LISTED. AVOID I NHALING FUMES.  WEAR GLOVES AND FLAME RETARDANT
    CLOTHING WHEN CUTTING, GRINDING OR WELDING.

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

Respiratory Protection:USE WELDING FUME RESPIRATOR OR AIR SUPPLIED
    RESPIRATOR WHEN CUTTING, GRINDING OR WELDING IN A CONFINED SPACE OR
    WHERE LOCAL EXHAUST OR GENERAL VENTILATION DOES NOT KEEP EXPOSURE
    BELOW RECOMMENDED LIMI TS. USE ONLY NIOSH APPROVED RESPIRATORS.
Ventilation:PROVIDE SUFFICIENT MECHANICAL (GENERAL AND/OR MECHANICAL
    EXHAUST) VENTILATION TO MAINTAIN EXPOSURE BELOW OSHA PEL.
Protective Gloves:PROTECTIVE WELDERS GLOVES.
Eye Protection:OSHA APPROVED GOGGLES/FACE SHIELD W/LENS
Other Protective Equipment:FLAME RETARDANT CLOTHING WHEN CUTTING,
    GRINDING OR WELDING. DO NOT EXPOSE SKIN TO RADIATION WHEN HOT
    CUTTING OR WELDING.
Work Hygienic Practices:WASH THOROUGHLY BEFORE EATING OR SMOKING.
    LAUNDER CONTAMINATIED CLOTHING BEFORE REUSE. DO NO CONSUME FOOD OR
    USE COSMETICS IN WORK AREA.
Supplemental Safety and Health
OVER EXPOSURE TO THIS SOLDER WILL NOT OCCUR IF APPROPRIATE PROTECTIVE
    EQUIPMENT IS USED.

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

HCC:N1
Boiling Pt:B.P. Text:NONE
Solubility in Water:INSOLUBLE
Appearance and Odor:SILVER-GRAY METAL, ODORLESS, VARIOUS SHAPE

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

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS AND STRONG ALKALIS.
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:LEAD OXIDE AND ANTIMONY OXIDE FUME MAY
    BE EVOLVED AT TEMPERATURES GREATER THAN 1000F(538C)

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

Waste Disposal Methods:SCRAP OR WASTE SOLDER SHOUL BE RECYCLED OR
    STORED IN SEALED CONTAINERS FOR LATER USE. DISPOSE OF IN ACCORDANCE
    WITH FEDERAL, STATE & LOCAL REGULATIONS.

=====================  Regulatory Information  =====================

SARA Title III Information:CONTAINS 37% LEAD.

 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.

*** END OF RECORD ***