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

MSDS NAME:CERIATED TUNGSTEN, TT-C332G-7
NIIN:00N086662
MSDS Number: CHFRK
=== Responsible Party ===
Company:OSRAM SYLVANIA INC
Address:HAWES ST
City:TONOWANDA
State:PA
ZIP:18848
Country:US
Info Phone Num:316-946-8308
Emergency Phone Num:717-265-2121
Preparer's Name:DENNIS WILSON
CAGE:FO606
=== Contractor Identification ===
Company:GTE PRODUCTS CORP PRECISION MATERIALS PRODUCTS
Box:70
City:TOWANDA
State:PA
ZIP:18848-0070
Country:US
Phone:717-265-2121
CAGE:98251
Company:OSRAM SYLVANIA INC OFFICE HEADQUARTERS
Address:100 ENDICOTT ST
City:DANVERS
State:MA
ZIP:01923-3754
Country:US
Phone:508-777-1900
CAGE:FO606

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

Name:TUNGSTEN
CAS:7440-33-7
RTECS #:YO7175000
Fraction by Wt: 98%
OSHA PEL:N/K 
ACGIH TLV:1 MG/M3;3 STEL

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INHALATION OF FUMES GENERATED DURING
    WELDING. MOST STUDIES FOUND TUNGSTEN TO BE TOXICOLOGICALLY INERT.
    SIGNS AND SYMPTOMS OF EXPOSURE: BREATHING DIFFICULTY, HEADACHE,
    NAUSEA, DRYNESS OR IRRITATION OF  NOSE, THROAT, EYES. BURNING
    SENSATION OF SKIN OR EYES. UNCONSCIOUSNESS.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:RESPIRATORY PROBLEMS, ERYTHMAS.

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

First Aid:INGEST:CALL MD IMMEDIATELY . EYES:IMMEDIATELY FLUSH W/POTABLE
    WATER FOR A MINIMUM OF 15 MINUTES, SEEK ASSISTANCE FROM MD .
    INHAL:REMOVE TO FRESH AIR. IF BREATHING IMPAIRED, ASSISTED RESPIR
    ATION MAY BE REQUIRED. SKIN:TREAT U.V. EXPOSURE SIMILAR TO SEVERE
    SUNBURN, SEEK MEDICAL ATTENTION!

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

Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE . NOT
    FLAMMABLE.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:WELDING ARC & SPARKS CAN IGNITE
    COMBUSTIBLE MATLS. REFER TO ANSI Z49.1, "SAFETY IN WELDING &
    CUTTING", PUBLISHED BY THE AMERICAN WELDING SOCIETY.

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

Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Other Precautions:NONE.

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

Respiratory Protection:USE A NIOSH APPROVED RESPIRABLE FUME RESPIRATOR
    WHEN WELDING IN CONFINED SPACES & WHENEVER FUME CONCENTRATIONS
    EXCEED APPLICABLE LIMITS FOR TUNGSTEN OR OTHER WELDING FUMES. ALL
    REQUIREMENTS SET FORTH  IN 29 CFR 1910.134 SHOULD BE MET.
Ventilation:GEN &/OR LOC EXHST AT WELDING ARC REC. IS SUCH EQUIP IS NOT
    AVAIL, USE NIOSH APPRVD RESP AS SPECIFIED. AIR (SUPP DATA)
Protective Gloves:WELDER'S GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS &(SUPDAT)
Other Protective Equipment:ANSI APPRVD EYE WASH FOUNTAIN & DELUGE
    SHOWER . FOOTWEAR:SUITABLE FOR METAL WORKING. CLOTHING: DARK, (SUPP
    DATA)
Work Hygienic Practices:OPERATOR TRAINED TO AVOID ELECTRICAL SHOCK & UV
    RAY EXPOSURE.
Supplemental Safety and Health
BP:10220F,5660C. HAZ DECOMP PROD:DEPENDING ON PROCESS, PROC & METAL
    WELDED. SOME LOSS OF ELECTRODE WILL OCCUR. VENT:SAMPLING IF NEC TO
    DETERMINE CORRECTIVE MEASURES. EYE PROT:FULL LGTH FSHLD  OR 
    WELDER'S HELMET W/PROPER FILTER LENS. OTHER PROT
    EQUIP:SUBSTANTIAL-APRONS, ETC. AS REC BY ANSI Z49.1.

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

Boiling Pt:B.P. Text:SUPP DATA
Spec Gravity:19
Solubility in Water:NOT SOLUBLE
Appearance and Odor:SOLID, GRAY METAL CYLINDER; NO ODOR.

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

Stability Indicator/Materials to Avoid:YES
NONE KNOWN.
Hazardous Decomposition Products:WELDING FUMES (OXIDES OF METAL BEING
    WELDED & GASES, SUCH AS CARBON MONOXIDE, OZONE & OXIDES OF
    NITROGEN) (SUPP DATA)

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

Waste Disposal Methods:DISPOSE OF I/A/W LOCAL, STATE & 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 ***