Product ID:OXYGEN IN NITROGEN
MSDS Date:03/02/1995
FSC:6830
NIIN:00N017054
Status Code:A
MSDS Number: CHSXN

SCOTT SPECIALTY GASES

6141 EASTON RD
PLUMSTEADVILLE, PA 18949
US

Emergency Phone: 215-766-9861

Info Phone: 215-766-9861

Cage: 51847

SCOTT SPECIALTY GASES

310 PLUMSTEADVILLE, PA 18934 US

Telephone: 215-766-0416

Cage: 51847

OXYGEN

CAS: 7782-44-7

RTECS: RS2060000

Fraction By Weight: 10-18%

OSHA PEL N/K

ACGIH TLV: N/K

NITROGEN

CAS: 7727-37-9

RTECS: QW9700000

Fraction By Weight: BALANCE

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

11-100 PPM.

CAS: 7783-06-4

RTECS: MX1225000

Fraction By Weight: <0.1%

OSHA PEL 20 PPM, C

ACGIH TLV: 10 PPM;15 STEL

EPA Report Quantity: 100 LBS

DOT Report Quantity: 100 LBS

25.1-100 PPM.

CAS: 630-08-0

RTECS: FG3500000

Fraction By Weight: <0.1%

OSHA PEL 50 PPM

ACGIH TLV: 25 PPM

METHANE

CAS: 74-82-8

RTECS: PA1490000

Fraction By Weight: 2-3%

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:A GAS MIXTURE IN NITROGEN
W/OXYGEN CONC <18% MAY ACT AS A SIMPLE ASPHY BY DISPLACING AIR NEC
FOR LIFE. SYMPS INCL RAPID RESPIRATION, MUSCULAR INCOORD, FATG,
NAUS, VOMIT & UNCON. CARBON MONOXIDE IS HIGHLY TOX BY REDUCTION OF
BLOOD'S OXYGEN CARRYING CAPACITY. SYMPS INCL HDCH, MENTAL DULLNESS,
DIZZ (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:& POSS COLLAPSE & DEATH. EXPOS BTWN
50-500 PPM HYDROGEN SULFIDE ARE CHARACT BY RESP IRRIT, COUGH &
LABORED BRTHG. CHRONIC:NOTE:CARBON MONOXIDE APPEARS ON THE NAVY
LIST OF OCCUP CHEM REPRO HAZ S. SEEK CONSULTATION FROM APPROP HLTH
PROFESSIONALS CONCERNING LATEST HAZ LIST INFO & SAFE HNDLG & EXPOS
INFO .
Medical Cond Aggravated by Exposure:NONE.

First Aid:INGEST:CALL MD IMMEDIATELY . EYES:IMMEDIATELY FLUSH W/POTABLE
WATER FOR A MINIMUM OF 15 MINUTES, SEEK ASSISTANCE FROM MD .
SKIN:FLUSH W/COPIOUS AMOUNTS OF WATER. CALL MD . INHAL:IMME DIATELY
REMOVE VICTIM TO FRESH AIR. IF BREATHING HAS STOPPED, GIVE
ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
CONTACT MD.

Extinguishing Media:USE WHAT IS APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT . KEEP FIRE EXPOSED CYLINDERS COOL W/WATER SPRAY.
Unusual Fire/Explosion Hazard:NON-FLAMMABLE. ESCAPING GAS MIXTURES
CNTNG >5% OXYGEN WILL SUPPORT COMBUST OF SURROUNDING MATL & MAY
ACCELERATE IT. CYL RUPTURE MAY OCCUR UNDER FIRE CNDTNS.

Spill Release Procedures:EVACUATE & VENTILATE AREA. REMOVE LEAKING
CYLINDER TO EXHAUST HOOD OR SAFE OUTDOORS AREA IF THIS CAN BE DONE
SAFELY.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN WELL VENTILATED AREAS ONLY.
Other Precautions:PROTECT CONTAINERS FROM PHYSICAL DAMAGE. DO NOT
DEFACE CYLINDERS OR LABELS. NON-RETURNABLE CYLINDERS MUST NOT BE
REFILLED.

Respiratory Protection:USE A NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS IN CASE OF EMERGENCY OR NON-ROUTINE USE.
Ventilation:PROVIDE ADEQUATE GENERAL & LOCAL EXHAUST VENTILATION TO
MAINTAIN CONCENTRATION BELOW EXPOSURE LIMITS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VAP DENS:0.968-0.984. MATLS TO AVOID:MONOXIDE REACTS W/OXIDIZING MATLS,
BRF*3, CS*2O, CLF*3, O*2, OF*2, AG*2O. METHANE REACTS W/OXIDIZING
AGENTS, BRF*5, CL*2, CLO*2, NF*3, O*2. OXYG REACTS VIOLENTLY W
/PHOSPHINE, HYDRAZINE, ETHERS, ALCOHOLS, HYDROGEN SULFIDE,
HYDROCARBONS. NITROGEN REACTS W/LI, ND & TI (AT HIGH TEMPS).

Vapor Density:SUPP DATA
Evaporation Rate & Reference:GAS
Solubility in Water:4.4 VV @ 0C (H*2S)
Appearance and Odor:CLEAR, COLORLESS GAS W/OFFENSIVE ODOR-LIKE ROTTEN
EGGS DUE TO HYDROGEN SULFIDE.
Percent Volatiles by Volume:GAS

Stability Indicator/Materials to Avoid:YES
HYDROGEN SULFIDE REACTS W/OXIDIZING AGENTS, RUBBER, LEAD, SILVER,
ALKALI METALS, MERCURY, BRASS & COPPER. CARBON(SUPDAT)
Stability Condition to Avoid:STABLE UNDER NORMAL STORAGE CONDITIONS.
Hazardous Decomposition Products:COMBUSTION OF HYDROGEN SULFIDE CAN
PRODUCE TOXIC FUMES OF SULFUR OXIDES.

Waste Disposal Methods:ALLOW GAS TO VENT SLOWLY TO ATMOSPHERE IN AN
UNCONFINED AREA OR EXHAUST HOOD. DISPOSE OF NON-RETURNABLE
CYLINDERS I/A/W FEDERAL, STATE & LOCAL REGULATIONS.

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.