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

MSDS NAME:TG-1 GAS CYLINDER, 4400303
NIIN:00-431-0392
Status Code:A
MSDS Number: CKWPC
=== Responsible Party ===
Company:BD BIOSCIENCES
Address:7 LOVETON CIR
City:SPARKS
State:MD
ZIP:21152
Country:US
Info Phone Num:410-771-0100 / 800-638-8663
Emergency Phone Num:410-771-0100
Preparer's Name:SAFETY & ENVIRONMENT DEPT
CAGE:22790
=== Contractor Identification ===
Company:BD BIOSCIENCES/FORMERLY BECTON DICKINSON DIAGNOSTIC
Address:7 LOVETON CIR
Box:999
City:SPARKS
State:MD
ZIP:21152-0999
Country:US
Phone:410-771-0100 / 800-638-8663
CAGE:22790

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

Name:NITROGEN
CAS:7727-37-9
RTECS #:QW9700000
Minumum % Wt:98.
Maxumum % Wt:99.

Name:TRITIUM. (EACH CYLINDER CONTAINS BETWEEN 0.2 - 10
    MILLICURIES (0.074 - 0.37 MEGA BECQUERELS) OF RADIOACTIVITY - )
CAS:10028-17-8
Minumum % Wt:1.
Maxumum % Wt:2.

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

Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HAZARD DESCRIPTION: T TOXIC. 
    INFORMATION PERTAINING TO PARTICULAR DANGERS FOR MAN AND
    ENVIRONMENT: R 45 MAY CAUSE CANCER. R 62 POSSIBLE RISK OF IMPAIRED
    FERTILITY. R 63 POSSIBLE RISK OF HARM TO THE U NBORN CHILD. R 20
    HARMFUL BY INHALATION.
Explanation of Carcinogenicity:MAY CAUSE CANCER (DUE TO RADIOACTIVE
    COMPONENT - ).
Effects of Overexposure:N/P.
Medical Cond Aggravated by Exposure:N/P.

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

First Aid:GENERAL INFORMATION: SYMPTOMS OF POISONING MAY EVEN OCCUR
    AFTER SEVERAL HOURS; THEREFORE PROVIDE MEDICAL OBSERVATION FOR AT
    LEAST 48 HOURS AFTER THE ACCIDENT.	AFTER INHALATION: SUPPLY FRESH
    AIR. IF R EQUIRED, PROVIDE ARTIFICIAL RESPIRATION. KEEP PATIENT
    WARM. SEEK MEDICAL ADVICE.	AFTER SKIN CONTACT: GENERALLY THE
    PRODUCT DOES NOT IRRITATE THE SKIN.  AFTER EYE CONTACT: RINSE
    OPENED EYE FOR SEVERAL  MINUTES UNDER RUNNING WATER.  AFTER
    SWALLOWING: IF SYMPTOMS PERSIST CONSULT DOCTOR.

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

Flash Point:=-240.C, -400.F
Extinguishing Media:CO2, EXTINGUISHING POWDER OR WATER SPRAY. FIGHT
    LARGER FIRES WITH WATER OR ALCOHOL RESISTANT FOAM.
Fire Fighting Procedures:PROTECTIVE EQUIPMENT: MOUNT REPIRATORY
    PROTECTIVE DEVICE (NIOSH APPROVED - ).
Unusual Fire/Explosion Hazard:DANGER OF EXPLOSION: PRODUCT DOES NOT
    PRESENT AN EXPLOSION HAZARD.

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

Spill Release Procedures:PERSON RELATED SAFETY PRECAUTIONS: WEAR
    PROTECTIVE EQUIPMENT. KEEP UNPROTECTED PERSONS AWAY.  MEASURES FOR
    ENVIRONMENTAL PROTECTION: INFORM AUTHORITIES IN CASE OF GAS
    RELEASE.  MEASURES FOR CLEANING /  COLLECTING: DISPOSE OF
    CONTAMINATED MATERIAL AS WASTE ACCORDING TO (DISPOSAL SECTION).
    ENSURE ADEQUATE VENTILATION. CONTACT RADIOLOGICAL AFFAIRS SUPPORT
    OFFICE (RASO) FOR SPECIFIC INSTRUCTIONS 
Neutralizing Agent:N/P.

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

Handling and Storage Precautions:HANDLING: INFORMATION FOR SAFE
    HANDLING: ENSURE GOOD VENTILATION / EXHAUSTION AT THE WORKPLACE. 
    INFORMATION ABOUT PROTECTION AGAINST EXPLOSIONS AND FIRES: KEEP
    IGNITION SOURCES AWAY - DO NOT SMOKE. P ROTECT AGAINST
    ELECTROSTATIC CHARGES. STORAGE:  REQUIREMENTS TO BE MET BY (OTHER
    PRECAUTIONS)
Other Precautions:N/P.	   HANDLING AND STORAGE PRECAUTIONS (CONT):
    STOREROOMS AND RECEPTACLES: NO SPECIAL REQUIREMENTS.  INFORMATION
    ABOUT STORAGE IN ONE COMMON STORAGE FACILITY: NOT REQUIRED. 
    FURTHER INFORMATION ABO UT STORAGE CONDITIONS: KEEP RECEPTACLE
    TIGHTLY SEALED.  CLASS ACCORDING TO REGULATION ON FLAMMABLE L
    IQUIDS: VOID.

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

Respiratory Protection:IN CASE OF BREIF EXPOSURE, USE A CHEMICAL FUME
    HOOD OR NIOSH-APPROVED RESPIRATOR. IN CASE OF INTENSIVE OR LONGER
    EXPOSURE USE RESPIRATORY PROTECTION DEVICE THAT IS INDEPENDENT OF
    CIRCULATING AIR.
Ventilation:ENSURE GOOD VENTILATION / EXHAUSTION AT THE WORKPLACE.  NO
    FURTHER DATA.
Protective Gloves:PROTECTIVE (IMPERVIOUS - ) GLOVES.
Eye Protection:SAFETY GLASSES, TIGHTLY SEALED GOGGLES (ANSI APPROVED -
    ).
Other Protective Equipment:EYE WASH AND DELUGE SHOWER MEETING ANSI
    DESIGN CRITERIA.
Work Hygienic Practices:KEEP AWAY FROM FOODSTUFFS, BEVERAGES AND FEED. 
    IMMEDIATELY REMOVE ALL SOILED AND CONTAMINATED CLOTHING.  WASH
    HANDS BEFORE BREAKS AND AT THE END OF WORK. STORE PROTECTIVE
    CLOTHING SEPARATELY.
Supplemental Safety and Health
COMPONENTS WITH LIMIT VALUES THAT REQUIRE MONITORING AT THE WORKPLACE:
    NOT REQUIRED.  ADDITIONAL INFORMATION: THE LISTS THAT WERE VALID
    DURING THE CREATION WERE USED AS BASIS.   PHYSICAL AND CHEMICAL 
    PROPERTIES (CONT): DENSITY: 0.00125 G/CM3 @ 20C. ORGANIC SOLVENTS:
    0.0%.

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

HCC:A2
Boiling Pt:=-253.C, -423.4F
Melt/Freeze Pt:=-210.C, -346.F
Spec Gravity:DENSITY: 0.00125 G/CM3
Solubility in Water:NOT MISCIBLE, DIFF TO MIX
Appearance and Odor:COLORLESS, ODORLESS GAS

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

Stability Indicator/Materials to Avoid:YES
N/P.
Stability Condition to Avoid:THERMAL DECOMPOSITION / CONDITIONS TO BE
    AVOIDED: NO DECOMPOSITION IF USED ACCORDING TO SPECIFICATIONS.
Hazardous Decomposition Products:NO DANGEROUS DECOMPOSITION PRODUCTS
    KNOWN..
Conditions to Avoid Polymerization:DANGEROUS REACTIONS: NO DANGEROUS
    REACTIONS KNOWN.

===================  Toxicological Information	===================

Toxicological Information:ACUTE TOXICITY: PRIMARY IRRITANT EFFECT: ON
    THE SKIN: NO IRRITANT EFFECT. ON THE EYE: NO IRRITANT EFFECT. 
    SENSITIZATION: NO SENSITIZING EFFECTS KNOWN.  ADDITIONAL
    TOXCOLOGICAL INFORMATION: THIS PRODU CT CONTAINS A CYLINDER OF
    TRITIUM ( HYDROGEN - 3) GAS. EACH CYLINDER CONTAINS BETWEEN 0.2 -
    10 MILLICURIES (0.074 - 0.37 MEGA BECQUERELS) OF RADIOACTIVITY. THE
    POSSESION, USE AND DISTRIBUTION OF THIS  PRODUCT MAY BE SUBJECT TO
    LOCAL, FEDERAL OR INTERNATIONAL REGULATIONS.

=====================  Ecological Information  =====================

Ecological:GENERAL NOTES: GENERALLY NOT HAZARDOUS FOR WATER.

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

Waste Disposal Methods:PRODUCT: RECOMMENDATION: MUST NOT BE DISPOSED OF
    WITH SOLID WASTE. DISPOSE IN ACCORDANCE WITH APPLICABLE FEDERAL,
    STATE AND LOCAL REGULATIONS .   UNCLEANED PACKAGINGS:
    RECOMMENDATION: DISPOSAL M UST BE MADE ACCORDING TO OFFICIAL
    REGULATIONS.  NOTE: CONTACT RADIOLOGICAL AFFAIRS SUPPORT OFFICE (R
    ASO) FOR SPECIFIC DISPOSAL INSTRUCTIONS .

===================  MSDS Transport Information  ===================

Transport Information:DOT REGULATIONS: HAZARD CLASS: 2. ID NUMBER:
    UN1956. PACKING GROUP: -. PROPER SHIPPING NAME (PSN) (TECHNICAL
    NAME): COMPRESSED GAS, NOS, NITROGEN. LAND TRANSPORT ADR/RID (CROSS
    BORDER): ADR/RID CLASS:  2 GASES. ITEM 1A. DANGER CODE (KEMLER):
    22. UN-NUMBER: 1956. DESCRIPTION OF GOODS: 1956 COMPRESSED GAS,
    NOS, NITROGEN. MARITIME TRANSPORT IMDG: IMDG CLASS: 2.2. PAGE:
    2163. UN NUMBER: 1956. PACKAGING  GROUP: -. EMS NUMBER: 2 - 12.
    MFAG: 620. MARINE POLLUTANT: NO. PSN: COMPRESSED GAS, NOS,
    NITROGEN. AIR TRANSPORT ICAO-TI AND IATA-DGR: ICAO/IATA CLASS: 2.
    UN/ID NUMBER: 1956. PACKAGING GROUP: -. PSN:  COMPRESSED GAS, NOS,
    NITROGEN.

=====================  Regulatory Information  =====================

SARA Title III Information:N/P.
Federal Regulatory Information:PRODUCT RELATED HAZARD INFORMATIONS: THE
    PRODUCT HAS BEEN CLASSIFIED AND MARKED IN ACCORDANCE WITH
    REGULATIONS ON HAZARDOUS MATERIALS.  HAZARD SYMBOLS: T TOXIC.  RISK
    PHRASES: 45 MAY CAUSE CANCER. 62  POSSIBLE RISK OF IMPAIRED
    FERTILITY. 63 POSSIBLE RISK OF HARM TO THE UNBORN CHILD. 20 HARMFUL
    BY INHALATION.  SAFETY PHRASES: 2 KEEP OUT OF THE REACH OF
    CHILDREN. 9 KEEP CONTAINER IN A WELL-VENTILATED  PLACE. 16 KEEP
    AWAY FROM SOURCES OF IGNITION - NO SMOKING. 33 TAKE PRECAUTIONARY
    MEASURES AGAINST S TATIC DISCHARGES.  NATIONAL REGULATIONS: WATER
    HAZARD CLASS: GENERALLY NOT HAZARDOUS FOR WATER.
State Regulatory Information:N/P.

=======================  Other Information  =======================

 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 ***