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MSDS  : 8171 ELECTRON TUBE
CAS  : 7440-29-1
NAME  : thorium metal (contained as an alloy in the tungsten
the filliment of the tube contains approximately 96%
===================== Product Identification =====================

MSDS NAME:8171 ELECTRON TUBE
NIIN:00-014-1235
MSDS Number: BMDLG
=== Responsible Party ===
Company:VARIAN ASSOCIATES INC., POWER GRID & X-RAY TUBE
Address:301 INDUSTRIAL WAY
City:SAN CARLOS
State:CA
ZIP:94070-2603
Country:US
Info Phone Num:415-973-1221
Emergency Phone Num:415-592-1221
CAGE:06980
=== Contractor Identification ===
Company:VARIAN ASSOCIATES INC EIMAC DIVISION
Address:301 INDUSTRIAL WAY
City:SAN CARLOS
State:CA
ZIP:94070-2603
Country:US
Phone:415-592-1221
CAGE:06980

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

Name:THORIUM METAL (CONTAINED AS AN ALLOY IN THE TUNGSTEN
FILLIMENT)
CAS:7440-29-1
RTECS #:XO6400000
Other REC Limits:NONE SPECIFIED

Name:THE FILLIMENT OF THE TUBE CONTAINS APPROXIMATELY 96%
TUNGSTEN AND 4% THORIUM.
RTECS #:9999999ZZ
Other REC Limits:NONE SPECIFIED

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

LD50 LC50 Mixture:ORAL RAT LD50 IS NOT RELAVENT
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:NOT RELAVENT
Explanation of Carcinogenicity:TUBE CONTAINS VERY LITTLE THORIUM. SEE
SUPPLEMENTAL DATA.
Effects of Overexposure:NOT RELAVENT
Medical Cond Aggravated by Exposure:NOT RELAVENT

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

First Aid:NOT RELAVENT

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

Flash Point:NON-FLAMMABLE
Extinguishing Media:PRODUCT IS NON FLAMMABLE. EXTINGUISH FIRE WITH
MEDIA APPROPRIATE FOR SOURCE OF FIRE.
Fire Fighting Procedures:FIRE FIGHTERS SHOULD USE NIOSH APPROVED SCBA &
FULL PROTECTIVE EQUIPMENT WHEN FIGHTING CHEMICAL FIRE. USE WATER
SPRAY TO COOL NEARBY CONTAINERS EXPOSED TO FIRE.
Unusual Fire/Explosion Hazard:NONE - SEE OPERATING HAZARDS ON THE
MANUFACTURERE USE SHEET.

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

Spill Release Procedures:NOT RELAVENT
Neutralizing Agent:NOT RELAVENT

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

Handling and Storage Precautions:NOT RELAVENT
Other Precautions:NOT RELAVENT

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

Respiratory Protection:NOT RELAVENT
Ventilation:NOT RELAVENT
Protective Gloves:NOT RELAVENT
Eye Protection:NOT RELAVENT
Other Protective Equipment:NOT RELAVENT
Work Hygienic Practices:NOT RELAVENT
Supplemental Safety and Health
THIS PRODUCT MEETS THE 29CFR 1910.1200 DEFINITION OF AN ARTICLE AND
THUS REQUIRES NO MSDS. THE MANUFACTURER OF THE TUBE SUPPLIED A
MATERIAL SAFETY DATA SHEET FOR THORIATED TUNGSTEN FROM PHILLIPS
LIGH TING PRODUCTS WHICH IS APPROPRIATE INFORMATION TO ONE
MANUFACTURING TUNGSTEN WIRE. IT DOES NOT APPLY TO USING THE TUBE.

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

HCC:N1
Appearance and Odor:ELECTRON TUBE, NO ODOR

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

Stability Indicator/Materials to Avoid:YES
NOT RELAVENT
Stability Condition to Avoid:NOT RELAVENT
Hazardous Decomposition Products:NOT RELAVENT

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

Waste Disposal Methods:DISPOSE I/A/W ALL FEDERAL, STATE AND LOCAL
REGULATIONS. MANUFACTURER MAKES NO SUGGESTIONS AS TO METHOD OF
DISPOSAL.

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 ***
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438 CANADA GRAY URETHANE COLOR COAT, 08594P 13463-67-7
1310-14-1
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9-OCTADECENOIC ACID, OX0165 112-80-1
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DISCHARGED BATTERY DRY CARBON-ZINC, MK 109- 7439-97-6
7646-85-7
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1313-13-9
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7782-42-5
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DISCHARGED BATTERY DRY CARBON-ZINC, MK113-0 7439-97-6
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DISCHARGED BATTERY DRY CARBON-ZINC, MK 116- 7439-97-6
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1313-13-9
1333-86-4
7782-42-5
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1314-13-2
7664-41-7
DISCHARGED BATTERY DRY CARBON-ZINC, MK 109- 7439-97-6
7646-85-7
12125-02-9
1313-13-9
1333-86-4
7782-42-5
7439-96-5
1314-13-2
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DISCHARGED BATTERY DRY CARBON-ZINC, MK112-1 7439-97-6
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7439-96-5
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7646-85-7
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1313-13-9
1333-86-4
7782-42-5
7439-96-5
1314-13-2
7664-41-7
FAMOWOOD, 303600010 78-93-3
67-64-1
64-17-5
DISCHARGED BATTERY MERCURY-ZINC, MK 135-0 7439-97-6
21908-53-2
1310-58-3
1313-13-9
7439-96-5
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NORTECH ADHESIVE 2189 108-88-3
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DMP-30, 65708 90-72-2
25338-55-0
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EC-1386 STRUCTURAL EPOXY ADHESIVE 25068-38-6
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7439-96-5
1310-58-3
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DISCHARGED BATTERY DRY CARBON-ZINC, MK 106- 7439-97-6
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DISCHARGED BATTERY MERCURY-ZINC, MK 95-8 7439-97-6
21908-53-2
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