AIRGAS -- NITROGEN, COMPRESSED GAS (UN1066)  -- 6830-01-106-0895
<pre>=====================  Product Identification  =====================

Product ID:NITROGEN, COMPRESSED GAS (UN1066)
MSDS Date:10/02/1995
FSC:6830
NIIN:01-106-0895
=== Responsible Party ===
Company Name:AIRGAS
Address:100 MATSONFORD RD
City:RADNOR
State:PA
ZIP:19087-4579
Country:US
Info Phone Num:610-687-5253
Emergency Phone Num:800-424-9300 (CHEMTREC)
CAGE:AIRGA
=== Contractor Identification ===
Company Name:AIRGAS
Address:100 MATSONFORD ROAD, 5 RADNOR CORP CNTR
City:RADNOR
State:PA
ZIP:19087
Country:US
Phone:215-687-5253
CAGE:AIRGA
Company Name:AIRGAS INC
Address:100 MATSONFORD RD SUITE 550
Box:City:WAYNE
State:PA
ZIP:19087
Country:US
Phone:215-687-5253
CAGE:0MN39

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

Ingred Name:NITROGEN
CAS:7727-37-9
RTECS #:QW9700000
Fraction by Wt: >99%
OSHA PEL:N/K 
ACGIH TLV:ASPHYXIANT

Ingred Name:INERT INGREDIENTS; (OTHER INERTS)
Fraction by Wt: <1%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:OXYGEN
CAS:7782-44-7
RTECS #:RS2060000
Fraction by Wt: <0.1%
OSHA PEL:N/K 
ACGIH TLV:N/K 

Ingred Name:MATL TO AVOID: MAY BE EXPLOSIVE. TITANIUM: WILL BURN IN
    NITROGEN ATMOSPHERE.
RTECS #:9999999ZZ

Ingred Name:RESP PROT: EXCEED WORKING LIMS OF RESP & BE NIOSH/MSHA
    APPRVD. ANY SUPPLIED-AIR RESP OPERATED IN PRESS-DEMAND OR (ING 6)
RTECS #:9999999ZZ

Ingred Name:ING 5: OTHER POSITIVE PRESS MODE. ANY SELF-CONTAINED
    BREATHING APPARATUS.
RTECS #:9999999ZZ

Ingred Name:EFTS OF OVEREXP: FROSTBITE W/REDNESS, PAIN & BLURRED
    VISION. INGEST OF GAS IS UNLIKELY. INGEST: IF LIQ IS (ING 8)
RTECS #:9999999ZZ

Ingred Name:ING 7: SWALLOWED, FROSTBITE DAMAGE OF LIPS, MOUTH & MUCOUS
    MEMBRANES MAY OCCUR.
RTECS #:9999999ZZ

Ingred Name:FIRST AID PROC: TO USE, GENTLY WRAP AFFECTED PART IN
    BLANKETS. ENCOURAGE VICTIM TO EXERCISE AFFECTED PART WHILE (ING 10)
RTECS #:9999999ZZ

Ingred Name:ING 9:IT IS BEING WARMED. ALLOW CIRCULATION TO RETURN
    NATURALLY. GET MED ATTN IMMED. EYES: IMMED WASH EYES W/LG (ING 11)
RTECS #:9999999ZZ

Ingred Name:ING 10: AMTS OF WATER, OCCAS LIFTING UPPER & LOWER LIDS
    UNTIL NO EVID OF IRRIT REMAINS (AT LEAST 15-20 MIN). IF (ING 12)
RTECS #:9999999ZZ

Ingred Name:ING 11: FROSTBITE IS PRESENT, WARM WATER MAY BE PREF. GET
    MED ATTN IMMED. ANTIDOTE: NO SPECIFIC ANTIDOTE. TREAT (ING 13)
RTECS #:9999999ZZ

Ingred Name:ING 12: SYMPTOMATICALLY & SUPPORTIVELY.
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: SEE INFO OF SIMPLE ASPHYS.
    NITROGEN INHALED UNDER INCRD ATMOSPHERIC PRESS (>1.5 ATMS), MAY
    DISSOLVE IN FAT-CONTAINING BRAIN CELLS & ACT AS ANESTH, CAUSING
    NARCOSIS. PERSONS WHO HAVE BEEN EXPOS  TO INCRD PRESS FOR A TIME &
    WHO ARE SUDDENLY RELSD FROM PRESS MAY DEVELOP DECOMPRESSION
    SICKNESS. SKIN (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ: CNTCT: NO ADVERSE EFTS HAVE BEEN
    REPORTED FROM GAS. DUE TO RAPID EVAP, LIQ MAY CAUSE FROSTBITE
    W/REDNESS, TINGLING & PAIN OR NUMB. IN MORE SEV CASES, SKIN MAY
    BECOME HARD & WHITE & DEVELOP B LISTERS. EYE: GASEOUS NITROGEN MAY
    CAUSE IRRIT IF SPRAYED DIRECTLY INTO EYES. DUE TO RAPID EVAP LIQ
    MAY CAUSE (ING 7)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

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

First Aid:INGEST: GET MED ATTN IMMED . IF ADVERSE EFTS OCCUR, TREAT
    SYMPTOMATICALLY & SUPPORTIVELY & GET MED ATTN. INHAL: REMOVE TO
    FRESH AIR. SUPPORT BRTHG (GIVE OXYGEN/ARTF RESP) . SKIN: IT IS UNL
    IKELY THAT EMER TREATMENT WILL BE REQD.IF ADVERSE EFTS OCCUR, GET
    MED ATTN. IN CASE OF FROSTBITE, WARM AFFECTED SKIN IN WARM WATER AT
    TEMP OF 107F. IF WARM WATER IS NOT AVAIL/IMPRACTICAL (ING 9)

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

Extinguishing Media:DRY CHEMICAL, CARBON DIOXIDE OR HALON. FOR LARGER
    FIRES, USE WATER SPRAY, FOG OR STANDARD FOAM.
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP.
    MOVE CNTNR FROM FIRE AREA IF POSS. STAY AWAY FROM STORAGE TANK
    ENDS. COOL FIRE-EXPOS CNTNRS W/WATER (SUPDAT)
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
    HEAT OR FLAME.

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

Spill Release Procedures:STOP LEAK IF YOU CAN DO IT WITHOUT RISK. KEEP
    UNNECESSARY PEOPLE AWAY; ISOLATE HAZARD AREA AND DENY ENTRY.
    VENTILATE CLOSED SPACES BEFORE ENTERING.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:STORE IN ACCORDANCE WITH 29 CFR
    1910.101. STORE AWAY FROM INCOMPATIBLE SUBSTANCES.
Other Precautions:DO NOT PERMIT PHYSICAL DAMAGE OR OVERHEATING OF
    CONTAINERS. CONTENTS ARE UNDER PRESSURE; CONTAINERS MAY VIOLENTLY
    RUPTURE AND TRAVEL A CONSIDERABLE DISTANCE. CONTACT LENSES SHOULD
    NOT BE WORN.

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

Respiratory Protection:THE FOLLOWING RESPS ARE RECOM BASED ON INFO
    FOUND IN PHYSICAL DATA, TOX & HLTH EFTS SECTIONS. THEY ARE RANKED
    IN ORDER FROM MIN TO MAX RESP PROT. SPECIFIC RESP SELECTED MUST BE
    BASED ON CONTAM LEVELS  FOUND IN WORK PLACE, MUST NOT (ING 5)
Ventilation:PROVIDE GENERAL DILUTION VENTILATION.
Protective Gloves:WEAR FULL PROT, COLD INSULATING GLOVES.
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRE FIGHT PROC: FROM SIDE UNTIL WELL AFTER FIRE IS OUT. WITHDRAW IMMED
    IF RISING SOUND FROM VENTING SFTY DEVICE OR ANY DISCOLORATION OF
    STORAGE TANKS DUE TO FIRE. EXTING USING AGENT SUITABLE FOR TYPE  OF
    SURROUNDING FIRE. COOL CNTNRS W/FLOODING QTYS OF WATER FROM AS FAR
    A DISTANCE AS POSSIBLE.

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

Boiling Pt:B.P. Text:-321F,-196C
Melt/Freeze Pt:M.P/F.P Text:-346F,-210C
Vapor Pres:760 @-196C
Vapor Density:1.2506 @0C
Spec Gravity:0.967
Solubility in Water:1.485 VOL/VOL @ 25C
Appearance and Odor:ODORLESS, TASTELESS, COLORLESS, INERT GAS.

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

Stability Indicator/Materials to Avoid:YES
LITHIUM: MAY IGNITE IN GAS. MAGNESIUM: VIOLENT RXN W/LIQ ON IGNIT.
    NEODYMIUM: VIGOROUS RXN. OZONE: MIXS OF GASES (ING 4)
Stability Condition to Avoid:DO NOT PERMIT PHYSICAL DAMAGE OR
    OVERHEATING OF CONTAINERS.
Hazardous Decomposition Products:THERMAL DECOMPOSITION PRODUCTS MAY
    INCLUDE TOXIC OXIDES OF NITROGEN.

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

Waste Disposal Methods:OBSERVE ALL FED, STATE & LOC REGS WHEN
    STORING/DISPOSING OF THIS SUBSTANCE. FOR ASSISTANCE CONTACT
    DISTRICT DIRECTOR OF EPA. VENT NITROGEN GAS SLOWLY TO WELL-VENTD
    OUTDOOR LOCATION REMOTE FROM PERS WO RK AREAS & BLDG AIR INTAKES.

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