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

MSDS NAME:NRC P/N B7760,CAP,RADIACMETER
NIIN:01-180-5899
MSDS Number: CGLFN
=== Responsible Party ===
Company:NUCLEAR RESEARCH CORP
Address:125 TITUS AVE
Box:H
City:WARRINGTON
State:PA
ZIP:18976-2424
Country:US
Info Phone Num:215-343-5900
Emergency Phone Num:215-343-5900
CAGE:96696
=== Contractor Identification ===
Company:NUCLEAR RESEARCH CORP
Address:125 TITUS AVE
Box:H
City:WARRINGTON
State:PA
ZIP:18976-2424
Country:US
CAGE:96696
Company:OAK RIDGE NATIONAL LABORATORY
Box:UNKNOW
CAGE:7A645

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

Name:THORIUM-232(NATURAL)
CAS:7440-29-1
RTECS #:9999999ZZ
Fraction by Wt: 100%
Other REC Limits:NONE RECOMMENDED

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

Routes of Entry: Inhalation:NO	Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:YES
Health Hazards Acute and Chronic:SKIN: RADIOACTIVE EXPOSURE OF BARE
    SKIN CAN RESULT FROM PROLONGED EXPOSURE. INGESTION: RADIOACTIVE
    EXPOSURE OF INTERNAL ORGANS CAN RESULT FROM INGESTION OF METAL.
    CHRONIC EFFECTS/CARCINGENICITY: PROLO NGED EXPOSURE CAN BE
    CARCINOGENIC.
Explanation of Carcinogenicity:PROLONGED EXPOSURE CAN BE CARCINOGENIC.
Effects of Overexposure:NONE SPECIFIED BY MANUFACTURER.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:NONE

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

Flash Point:NONE
Lower Limits:NONE
Upper Limits:NONE
Extinguishing Media:USE MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE RESPIRATORY PROTECTION FOR FIRE FIGHTING
    OPERATIONS INVOLVING LARGE AMOUNTS OF SOURCE MATERIAL AS THE SMOKE
    MAY BE RADIOACTIVE.
Unusual Fire/Explosion Hazard:NONE

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

Spill Release Procedures:MOVE UNDAMAGED PACKAGES FROM THE SPILL AREA.
    DECONTAMINATE THE SPILL AREA.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:DO NOT TOUCH BARE METAL WITH HANDS.
Other Precautions:KEEP IN STORAGE CONTAINER WHEN NOT IN USE.

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

Respiratory Protection:NONE NORMALLY REQUIRED.
Ventilation:NORMAL WORK AREA VENTILATION IS ADEQUATE.
Protective Gloves:NONE REQUIRED IF SOURCE MATL NOT TOUCHED
Eye Protection:NONE
Other Protective Equipment:NONE
Work Hygienic Practices:NORMAL
Supplemental Safety and Health
THE INFORMATION IN THIS MSDS IS FOR THE RADIOACTIVE
    THORIUM-232(NATURAL) USED IN THIS CAP,RADIACMETER. THE ABOVE
    INFORMATION WAS PRESENTED BY MANUFACTURER FOR INFORMATION ONLY.
    THERE IS NOT AN OSHA RE QUIREMENT FOR A MSDS FOR RADIATION HAZARDS.

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

HCC:A2
Boiling Pt:B.P. Text:8132F,4500C
Vapor Pres:NONE
Spec Gravity:18.95
Evaporation Rate & Reference:NONE
Solubility in Water:INSOLUBLE
Appearance and Odor:TARNISHED METAL FOIL. NO ODOR.
Percent Volatiles by Volume:0

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

Stability Indicator/Materials to Avoid:YES
AVOID CONTACT WITH CHLORINE, SULFUR, PHOSPHOROUS AND CONCENTRATED
    ACIDS.
Stability Condition to Avoid:NONE
Hazardous Decomposition Products:NONE
Conditions to Avoid Polymerization:WILL NOT OCCUR.

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

Waste Disposal Methods:CONSULT 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.

*** END OF RECORD ***