Product ID:OXYGEN IN NITROGEN MIXTURE;G-156;INDUSTRIAL GRADE AIR
MSDS Date:03/20/1990
FSC:6830
NIIN:00D005591
MSDS Number: CCHLB

AIRCO INC, AIRCO INDUSTRIAL GASES DIV.

575 MOUNTAIN AVE
MURRAY HILL, NJ 07974-2006
US

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 1800-734-5463

Cage: 00741

AIRCO INC, AIRCO INDUSTRIAL GASES DIV.

MURRAY HILL, NJ 07974-2006 US

Telephone: 800-424-9300(CHEMTREC)

Cage: 00741

NITROGEN

CAS: 7727-37-9

RTECS: QW9700000

Fraction By Weight: 2-98%

ACGIH TLV: ASPHYXIANT; 9596

OXYGEN

CAS: 7782-44-7

RTECS: RS2060000

Fraction By Weight: 2-98%

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:INHAL:NONTOXIC.AIR INHAL IN HIGH
PRESUSRE ENVIRO(UNDERWATER DIVING,CAISSON,HYPERBARIC CHAMBER)RESULT
IN SYMPT SIMILARA TO OVEREXPO TO PURE OXY FOLLOW BY DECOMPRESS
SICKNESS PAINS/BENDS.HIGH PRESSURE E FFECTS ARE ON CNS.IMPROPER
DECOMPRESSION RESULT IN ACCUMULATION OF NITROGEN IN
BLOOD.SKIN/EYE:TISSUE FREEZING.
Explanation of Carcinogenicity:PER
MSDS:CARCINOGENICITY:NTP/IARC/OSHA:NO.
Effects of Overexposure:SIMILAR TO OVEREXPO TO PURE OXY:TINGLING OF
FINGERS/TOES,ABNORMAL SENSATIONS,IMPAIRED COORDIN,CONFUSION.
SKIN/EYE TISSUE FREEZING.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:FACILITIES/PRACT @WHICH AIR BREATHED IN HIGH PRESSURE
ENVIRO SHOULD BE PREPARED TO DEAL W/ILL ASSOCIATED
W/DECOMPRESSION(BENDS,CAISSON DISEASE).DECOMPRESSION EPQMT MAY BE
REQIRED.SKIN:REMOVE CON TAMIN CLOTH.FLUSH W/LUKEWARM WATER.DO NOT
USE HOT WATER.SEE PHYSICIAN IMMED IF CRYOGENIC BURN HAS
BLISTERED/DEEP TISSUE FREEZING.EYE:NEVER INTO OINTMENT/OIL W/O MED
ADVICE.FREEZ/CRYOGENIC BURNS(SUPPL)

Flash Point:NA
Autoignition Temp:Autoignition Temp Text:NP
Lower Limits:NP
Upper Limits:NP
Extinguishing Media:WATER SPRAY TO KEEP CYLINDERS COOL.
Fire Fighting Procedures:IF POSSIBLE, STOP THE FLOW OF GAS WHICH IS
SUPPORTING THE FIRE.
Unusual Fire/Explosion Hazard:HIGH OXYGEN CONCENTRATIONS VIGOROUSLY
ACCELERATE COMBUSTION.

Spill Release Procedures:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:VALVE PROTE CPAS MUST REMAIN UNLESS
CNTNR SECURED W/OUTLET PIPE TO USE PT.DON'T DRAG/SLIDE/ROLL CYL.USE
SUITABLE HAND TRUCK.USE PRESS RED REG WHEN LOW
Other Precautions:USE PRESS RED RE WHE CONNNECTING CYL TO LOWER
PRESSURE PIPE/SYS.DON'T HEAT CYL TO INCR DISCHARGE RATE.USE CHECK
VALVE/TRAP IN LINE TO PREVENT BAKCFLOW.COMPRESSED AIR NOT INTENDED
FOR BREATH SINCE OXY CONTENTS MAY BE BEL THAT WHICH (SUPPL)

Respiratory Protection:NONE SPECIFIED BY MANUFACTURER.
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:GLOVES MADE OF SUITABLE MATL.
Eye Protection:SAFETY GOGGLES OR GLASSES.
Other Protective Equipment:SAFETY SHOES, SAFETY SHOWER.
Work Hygienic Practices:POST NO SMOKE/OPEN FLAME SIGNS IN STORAGE
AREA/USE AREA-REMOVE ALL IGN SOURCES.CONSULT COMP GAS ASSOC
PAMPHLET P1,G7,7.1
Supplemental Safety and Health
1STAID:DO NOT WASH W/HOT/TEPID WATER.OPEN LIDS FOR LIQ TO
EVAPORATE.PAIN PERSIST SEND TO OPHTHALMOLOGIST.INTOLERABLE TO LIGHT
PROTECT EYES W/BANDAGE. OTHER PRECAUT:LIFE.PROTECT CYL FROM PHYS
DMG.STORE UPRIGHT FIRMLY SECURED & SEGGRAGATE INCOOL DRY WELL
VENTI AREA AWAY FROM HEAVY TRAFFIC/EMERG EXIT.TEMP NOT EXCEED 130F

HCC:G3
Boiling Pt:B.P. Text:-318F,-194C
Melt/Freeze Pt:M.P/F.P Text:NP
Decomp Temp:Decomp Text:NP
Vapor Pres:>CRIT TEMP
Vapor Density:NP
Spec Gravity:1.0 @STP
pH:NP
Viscosity:NP
Evaporation Rate & Reference:NP
Solubility in Water:SLIGHTLY SOLUBLE.
Appearance and Odor:COLORLESS GAS, ODORLESS.
Percent Volatiles by Volume:NP
Corrosion Rate:NP

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

Waste Disposal Methods:DON'T ATTEMPT TO DISPO WASTE/UNUSED QUANT.RETURN
IN SHIPPING CNTNR PROPERLY LABELED W/ANY VALVE OUTLET PLUGS/CAPS
SECURE & VALVE PROTECT CAP IN PLACE TO AIRCO FOR PROPER
DISPO.SHOULD NOT BE REFILLED E XCEPT BY QUAL PRODUCERS OF
COMPRESSED GASES.

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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.