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

MSDS NAME:HELIUM IN NITROGEN 0.5% TO 10%, G-144
NIIN:00N071231
MSDS Number: CBNKF
=== Responsible Party ===
Company:BOC GROUP INC
Address:575 MOUNTAIN AVE
City:MURRAY HILL
State:NJ
ZIP:07974
Country:US
Info Phone Num:201-464-8100
Emergency Phone Num:800-424-9300(CHEMTREC)
CAGE:HO796
=== Contractor Identification ===
Company:AIRCO INC, AIRCO INDUSTRIAL GASES DIV.
Address:575 MOUNTAIN AVE
Box:City:MURRAY HILL
State:NJ
ZIP:07974-2006
Country:US
Phone:800-424-9300(CHEMTREC)
CAGE:00741
Company:BOC GROUP INC
Address:575 MOUNTAIN AVE
Box:City:MURRAY HILL
State:NJ
ZIP:07974
Country:US
Phone:908-464-8100
CAGE:HO796

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

Name:HELIUM
CAS:7440-59-7
RTECS #:MH6520000
Fraction by Wt: 0.5-10%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Name:NITROGEN
CAS:7727-37-9
RTECS #:QW9700000
Fraction by Wt: 90-99.5%
OSHA PEL:N/K 
ACGIH TLV:ASPHYXIANT

Name:SUPP DATA:FURTHER TREATMENT SHOULD BE SYMPTOMATIC &
    SUPPORTIVE.
RTECS #:9999999ZZ

Name:WASTE DISP METH:LISTED HEREIN. SARA HAZARD CLASSES: SUDDEN
    RELEASE OF PRESSURE HAZARD.
RTECS #:9999999ZZ

Name:OTHER PREC:USE CHECK VALVE/TRAP IN DISCHARGE LINE TO PVNT
    HAZ BACK FLOW INTO CYL. PROT CYLS FROM PHYSICAL DMG. (ING 6)
RTECS #:9999999ZZ

Name:ING 5:STORE IN COOL, DRY, WELL-VENTED AREA OF NON-COMBUST
    CONSTRUCT AWAY FROM HEAVILY TRAFFICKED AREAS & EMER (ING 7)
RTECS #:9999999ZZ

Name:ING 6:EXITS. DO NOT ALLOW TEMP WHERE CYLS AREA STORED TO
    EXCEED 125F. CYLS SHOULD BE STORED UPRIGHT & FIRMLY (ING 8)
RTECS #:9999999ZZ

Name:ING 7:SECURED TO PVNT FALLING/BEING KNOCKED OVER. USE
    "FIRST IN-FIRST OUT" INVENTORY SYS TO PVNT FULL CYLS BEING (ING 9)
RTECS #:9999999ZZ

Name:ING 8:STORED FOR EXCESSIVE PERIODS OF TIME. COMPRESSED GAS
    CYLS SHOULD NOT BE REFILLED EXCEPT BY QUALIFIED (ING 10)
RTECS #:9999999ZZ

Name:ING 9:PRDCRS OF COMPRESSED GASES. SHIPMENT OF COMPRESSED
    GAS CYL WHICH HAS NOT BEEN FILLED BY OWNER/WITH HIS (ING 11)
RTECS #:9999999ZZ

Name:ING 10:(WRITTEN) CONSENT IS VIOLATION OF FED LAW (49CFR).
    THIS GAS MIXT IS NONCORR & MAY BE USED W/ALL MATLS OF (ING 12)
RTECS #:9999999ZZ

Name:ING 11:CONSTRUCT. FOR ADDNL RECS, CONSULT COMPRESSED GAS
    ASSOC PAMPHLET P-1. NEVER CARRY COMPRESSED GAS CYL/ (ING 13)
RTECS #:9999999ZZ

Name:ING 12:CNTNR OF GAS IN CRYOGENIC LIQ FORM IN ENCLSD SPACE
    SUCH AS CAR TRUNK, VAN/STATION WAGON. LEAK CAN RSLT IN(ING 14)
RTECS #:9999999ZZ

Name:ING 13:FIRE, EXPLOSION, ASPHYXIATION OR A TOXIC EXPOSURE.
RTECS #:9999999ZZ

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

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INHAL:NITROGEN IS SIMPLE ASPHY. OXYG
    LEVELS SHOULD BE MAINTAINED AT >19.5% AT NORMAL ATM PRESS. EFTS OF
    OVEREXP TO HIGH CONCS SO AS TO DISPLACE OXYG IN AIR NEC FOR LIFE
    MAY INCL ANY, ALL/NONE OF FOLLO WING:LOSS OF BALANCE/DIZZ;
    TIGHTNESS INFRONTAL AREA OF FOREHEAD; TINGLING OF TONGUE,
    FINGERTIPS/TOES; (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:WEAKENED SPEECH LEADING TO INABILITY
    TO UTTER SOUNDS; RAPID REDUCTION IN ABILITY TO PERFORM MOVEMENTS;
    REDUCED CONSCIOUSNESS OF SURROUNDS; LOSS OF TACTILE SENSATION;
    HEIGHTENED MENTAL ACTIVIT Y. NITROGEN IS NONTOX BUT LIBERATION OFLG
    AMT IN CONFINED AREA COULD DISPLACE AMT OF OXYG IN AIR NEC TO
    SUPPORT(SUPDAT)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:PROMPT MED ATTN IS MANDATORY IN ALL CASES OF OVEREXP. PERS
    SHOULD BE EQUIPPED W/NIOSH/MSHA APPRVD SCBA. INGEST:CALL MD IMMED .
    EYES:IMMED FLUSH W/POTABLE WATER FOR MIN OF 15 MINS, SEEK ASSISTANC
    E FROM MD . SKIN:FLUSH W/COPIOUS AMTS OF WATER. CALL MD .
    INHAL:CONSCIOUS PERS SHOULD BE ASSISTED TO UNCONTAM AREA & INHALE
    FRESH AIR. QUICK REMOVAL FROM CONTAM AREA IS MOST (SUPP DATA)

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

Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE . NONFLAMMABLE,
    INERT GAS.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
    EQUIPMENT .
Unusual Fire/Explosion Hazard:ELECTRICAL CLASSIFICATION: NONHAZARDOUS.

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

Spill Release Procedures:EVACUATE ALL PERSONNEL FROM AFFECTED AREAS.
    USE APPROPRIATE PROTECTIVE EQUIPMENT. IF LEAK IS IN CONTAINER OR
    CONTAINER VALVE, CONTACT CHEMTREC FOR EMERGENCY ASSISTANCE OR CALL
    YOUR CLOSEST AIRCO LOCAT ION.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:USE ONLY IN WELL-VENTILATED AREAS.
    VALVE PROT CAPS MUST REMAIN IN PLACE UNLESS CNTNR IS SECURED
    W/VALVE PROT OUTLET PIPED-TO-USE POINT.
Other Precautions:DO NOT DRAG, SLIDE/ROLL CYLS. USE SUITABLE HAND TRUCK
    FOR CYL MOVEMENT. USE PRESS REDUCING REGULATOR WHEN CONNECTING CYL
    TO LOWER PRESS (<3000 PSIG) PIPING/SYS. DO NOT HEAT CYL BY ANY
    MEANS TO INCR DI SCHARGE RATE OF PROD FROM CYL. (ING 5)

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

Respiratory Protection:NIOSH/MSHA APPROVED POSITIVE PRESSURE AIR LINE
    RESPIRATOR W/MASK OR SELF-CONTAINED BREATHING APPARATUS SHOULD BE
    AVAILABLE FOR EMERGENCY USE.
Ventilation:LOCAL EXHAUST TO PREVENT ACCUMULATION OF HIGH
    CONCENTRATIONS SO AS TO REDUCE THE OXYGEN LEVEL IN THE AIR TO
    <19.5%.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
    ANSI DESIGN CRITERIA . SAFETY SHOES. SKIN PROTECTION:ANY MATERIAL.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP:LIFE. SKIN/EYES/INGEST:NONE KNOWN. IT SHOULD BE
    RECOGNIZED THAT IT IS POSS THAT NONE OF ABOVE SYMPS MAY OCCUR IN
    NITROGEN ASPHYXIA SO THAT THERE ARE NO DEFINITE WARNING SYMPS.
    FIRST AI D PROC:IMPORTANT. UNCON PERS SHOULD BE MOVED TO UNCONTAM
    AREA, GIVEN MOUTH-TO-MOUTH, RESUSCITATION & SUPP OXYG. (ING 3)

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

Solubility in Water:VERY SLIGHTLY SOL
Appearance and Odor:COLORLESS GAS; ODORLESS.

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

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

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

Waste Disposal Methods:DO NOT ATTEMPT TO DISP OF WATER/UNUSED QTYS.
    RETURN IN SHIPPING CNTNR PROPERLY LABELED, W/ANY VALVE OUTLET
    PLUGS/CAPS SECURED & VALVE PROT CAP IN PLACE TO AIRCO FOR PROPER
    DISP. FOR EMER DISP, CONT CL OSEST AIRCO LOCATION OR CALL CHEMTREC
    #(ING 4)

 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 ***