Product ID:JAN 279A,ELECTRON TUBE
MSDS Date:09/14/1999
FSC:5960
NIIN:00-188-3541
Status Code:A
MSDS Number: CJMBS

Emergency Phone: 781-860-1641

Info Phone: 781-860-1641

Preparer: ARTHUR VARANELLI

Cage: 3G045

Telephone: 781-860-1641

Cage: 3G045

THORIUM 232

Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Health Hazards Acute and Chronic:NOT A HEALTH PROBLEM. THE LOW LEVEL OF
RADIATION EVOLVED IS UNLIKELY TO CAUSE SIGNIFICANT HEALTH PROBLEMS.
THIS VACUUM TUBE IS A SEALED SOURCE CONTAINING THORIUM 232. TUBE
IS CLASSED AS A "DEVICE" U NDER MIL-HDBK-600. THE TUBES
RADIOACTIVESTRENGTH IS LESS THAN 0.01 CI WHICH IS LISTED AS
EXEMPT QUANTITY. THEREFORE, TUBE IS EXEMPT FROM SPECIFICATION
PACKAGING, MARKING, AND LABELING.
Effects of Overexposure:REDDENING OF SKIN, BURNS, BLURRING OF VISION,
HAIR LOSS, NAUSEA, VOMITING.
Medical Cond Aggravated by Exposure:UNKNOWN.

First Aid:NONE NORMALLY REQUIRED. HOWEVER, IN ALL CASES OF
CONTAMINATION, GET MEDICAL ATTENTION AND ALWAYS NOTIFY MEDICAL
FACILITY OF POSSIBLE RADIOACTIVE CONTAMINATION.

Extinguishing Media:USE MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR SELF-CONTAINED BREATHING APPARATUS AND
FULL PROTECTIVE GEAR. STAY UPWIND TO PREVENT POSSIBLE CONTAMINATION
FROM RADIOACTIVE MATERIAL.
Unusual Fire/Explosion Hazard:NONE.

Spill Release Procedures:IN CASE OF DAMAGED VACUUM TUBE NOTIFY
RADIATION SAFETY OFFICE. SWEEP UP BROKEN MATERIAL AND PLACE IN A
DOT APPROVED CONTAINER FOR LATER DISPOSAL.
Neutralizing Agent:NONE

Handling and Storage Precautions:PROTECT FROM PHYSICAL DAMAGE.
Other Precautions:NONE NORMALLY REQUIRED.

Respiratory Protection:NONE NORMALLY REQUIRED.
Ventilation:NONE NORMALLY REQUIRED.
Protective Gloves:NONE NORMALLY REQUIRED.
Eye Protection:NONE NORMALLY REQUIRED.
Other Protective Equipment:NONE NORMALLY REQUIRED.
Work Hygienic Practices:WASH HANDS AFTER HANDLING BROKEN ITEM.
Supplemental Safety and Health
MSDS BASED ON LETTER TO DICK TRAYLOR FROM AUTHOR VARANILLI OF RAYTHION
DATED 10SEPT 1999, TELEPHONE NUMBER: 781-860-1641. MSDS HEALTH
EFFECTS ARE WORST CASE IN EVENT DEVICE IS BROKEN OR INVOLVED IN A
FIRE. IN NORMAL USE THERE IS LITTLE TONO DANGER TO SAFETY AND
HEALTH DUE TOE MINUTE AMOUNT OF RADIOACTIVITY INVOLVED.

HCC:A2
Appearance and Odor:GLASS ELECTRON TUBE TYPE 279A.

Stability Indicator/Materials to Avoid:YES

Waste Disposal Methods:DISPOSE OF WASTE IN ACCORDANCE WITH TITLE 10 CFR
(CODE OF FEDERAL REGULATIONS), DOT REGULATIONS, AND APPLICABLE
STATE AND LOCAL REGULATIONS FOR THE DISPOSAL OF RADIOACTIVE
MATERIALS.

Transport Information:NO SPECIAL LABEL REQUIRED. ADD NOTICE IN OR ON
PACKAGE WITH PACKING LIST OR FORWARDED WITH PACKAGE AND MUST
INCLUDE NAME OF CONSIGNOR OR CONSIGNEE AND THE FOLLOWING
STATEMENT:" THIS PACKAGE CONFORMS TO CONDITIONS AND LIMITATIONS
SPECIFIEDIN 49CFR 173.424 FOR RADIOACTIVE MATERIAL, EXCEPTED
PACKAGE-INSTRUMENTS OR ARTICLES, UN2910". ALSO MARK ON THE OUTSIDE
OF THE INNER PACKAGING OR, IF THERE IS NO INNER PACKAGING, THE
OUTSIDE OF THE PACKAGING ITSELF THE MARKING "RADIOACTIVE".

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.