Product ID:NITROGEN, COMPRESSED GAS (UN1066)
MSDS Date:10/02/1995
FSC:6830
NIIN:01-106-0895
MSDS Number: CBQQT

AIRGAS

100 MATSONFORD RD
RADNOR, PA 19087-4579
US

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 610-687-5253

Cage: AIRGA

AIRGAS INC

WAYNE, PA 19087 US

Telephone: 215-687-5253

Cage: 0MN39

NITROGEN

CAS: 7727-37-9

RTECS: QW9700000

Fraction By Weight: >99%

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

INERT INGREDIENTS; (OTHER INERTS)

Fraction By Weight: <1%

OSHA PEL N/K

ACGIH TLV: N/K

OXYGEN

CAS: 7782-44-7

RTECS: RS2060000

Fraction By Weight: <0.1%

OSHA PEL N/K

ACGIH TLV: N/K

WILL BURN IN

RTECS: 9999999ZZ

EXCEED WORKING LIMS OF RESP & BE NIOSH/MSHA

RTECS: 9999999ZZ

OTHER POSITIVE PRESS MODE. ANY SELF-CONTAINED

RTECS: 9999999ZZ

FROSTBITE W/REDNESS, PAIN & BLURRED

RTECS: 9999999ZZ

SWALLOWED, FROSTBITE DAMAGE OF LIPS, MOUTH & MUCOUS

RTECS: 9999999ZZ

TO USE, GENTLY WRAP AFFECTED PART IN

RTECS: 9999999ZZ

IT IS BEING WARMED. ALLOW CIRCULATION TO RETURN

RTECS: 9999999ZZ

AMTS OF WATER, OCCAS LIFTING UPPER & LOWER LIDS

RTECS: 9999999ZZ

FROSTBITE IS PRESENT, WARM WATER MAY BE PREF. GET

RTECS: 9999999ZZ

SYMPTOMATICALLY & SUPPORTIVELY.

RTECS: 9999999ZZ

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: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)

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.

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 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.

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.

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 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.

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.

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.