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

MSDS NAME:JAN5D22;(MSDS=THORIATED TUNGSTEN METAL PRODUCTS)
NIIN:00-188-0948
MSDS Number: CFKXS
=== Responsible Party ===
Company:PHILIPS LIGHTING CO/DIV OF N. AMERICAN PHILIPS COR
Address:100 WESTINGHOUSE PLAZA
City:BLOOMFIELD
State:NJ
ZIP:07003
Country:US
Info Phone Num:201-563-3000
Emergency Phone Num:201-563-3000
CAGE:77625
=== Contractor Identification ===
Company:NATIONAL ELECTRONICS DIV OF RICHARDSON ELECTRONICS
Address:40W267 KESLINGER RD
Box:City:LAFOX
State:IL
ZIP:60147
Country:US
CAGE:83781
Company:PHILIPS LIGHTING CO/DIV OF N. AMERICAN PHILIPS COR
Box:City:HIGHTSTOWN
State:NJ
Country:US
Phone:201-563-3000
CAGE:77625

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

Name:TUNGSTEN,AS W,SOLUBLE COMPOUNDS.
CAS:7440-33-7
RTECS #:YO7175000
Fraction by Wt: 96-100%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:NOE ESTABLISHED
ACGIH TLV:1 MG/M3/3 STEL; 9596

Name:THORIUM (NATURAL)
Fraction by Wt: 0-4%
Other REC Limits:NONE RECOMMENDED

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

LD50 LC50 Mixture:TLV FOR TUNGTSEN IS 5MG/M*3
Routes of Entry: Inhalation:NO	Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:THIS TUBE CONTAINS EITHER TUNGSTEN OR
    THORIATED TUNGSTEN.THORIUM IS A NATURALLY OCCURING RADIOACTIVE
    ELEMENT.NO HEALTH HAZARD IS ASSOCIATED WITH NATURAL THORIUM,HOWEVER
    LONG TERM EXPOSURE TO TO DUST O R FUMES MAY CAUSE LUNG PROBLEMS.
Explanation of Carcinogenicity:THERE ARE NO INGREDIENTS ABOVE 0.1%
    WHICH ARE IDENTIFIED AS CARCINOGENS BY NTP,IARC OR OSHA.
Effects of Overexposure:NONE SPECIFIED BY MANUFACTURER.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:SKIN:REMOVE CONTAMINATED CLOTHING;WASH WITH SOAP AND
    WATER.GET MEDICAL ATTENTION IF NEEDED.EYES:FLUSH WITH WATER FOR 15
    MINUTES.GET IMMEDIATE MEDICAL ATTENTION.INHAL:REMOVE TO FRESH
    AIR.GIVE OXYGEN OR	ARTIFICIAL RESPIRATION IF NEEDED.GET IMMEDIATE
    MEDICAL ATTENTION.INGEST:GET PROMPT QUALIFIED MEDICAL ATTENTION.IF
    CONSCIOUS,INDUCE VOMITING.

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

Flash Point:NONE
Extinguishing Media:USE MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:HMIS SUGGESTS TO USE A SELF-CONTAINED
    BREATHING APPARATUS WHENEVER FIGHTING A CHEMICAL FIRE.
Unusual Fire/Explosion Hazard:NO UNUSUAL FIRE HAZARD FOR UNIT OF ISSUE.

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

Spill Release Procedures:WET SWEEP OR VACUUM;DO NOT CREATE DUST;PLACE
    IN AN APPROPRIATE CONTAINER FOR DISPOSAL.
Neutralizing Agent:NOT APPLICABLE.

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

Handling and Storage Precautions:STORE IN A COOL,DRY,WELL-VENTILATED
    PLACE.KEEP AWAY FROM HEAT,SPARKS,FLAMES AND PHYSICAL DAMAGE.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

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

Respiratory Protection:WHERE APPROPRIATE,USE A NIOSH/MSHA APPROVED
    RESPIRATOR FOR TOXIC DUST/RADIONUCLIDES.
Ventilation:USE LOCAL EXHAUST WHEN APPROACHING TLV.
Protective Gloves:RUBBER
Eye Protection:SAFETY GLASSES OR GOGGLES.
Other Protective Equipment:PROTECTIVE CLOTHING,AS NEEDED.PROVIDE A
    LOCAL EYE WASH STATION AND SAFETY SHOWER.
Work Hygienic Practices:USE REASONABLE CARE IN HANDLING THIS
    PRODUCT.WASH HANDS AFTER USE AND BEFORE EATING.
Supplemental Safety and Health
RICHARDSON HAS SUBMITTED 2 MSDS'S:TUNGSTEN(100%),THORIATED
    TUNGTSEN(4%THORIUM).MFR FURTHER STATES THAT THIS ITEM DOES NOT
    CONTAIN MERCURY.

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

HCC:N1
Appearance and Odor:ELECTRON TUBE.

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS(EG. HALOGENS,NITROC AND SULFURINC ACID).
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:TUNGSTEN TRIOXIDE.

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH FEDERAL,STATE AND
    LOCAL 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 ***