Product ID:CALIBRATION GAS 51-1121, 51-2394
MSDS Date:06/06/1990
FSC:6830
NIIN:00D002914
MSDS Number: BPMNQ

BACHARACH, INC.

625 ALPHA DR.
PITTSBURGH, PA 15238
US

Emergency Phone: 412-963-2000

Info Phone: 412-963-2000

Cage: EO179

BACHARACH, INC.

PITTSBURGH, PA 15238 US

Telephone: 412-963-2000

Cage: EO179

METHANE

CAS: 74-82-8

RTECS: PA1490000

Fraction By Weight: 2.2%

ACGIH TLV: ASPHYXIANT; 9293

NITROGEN

CAS: 7727-37-9

RTECS: QW9700000

Fraction By Weight: 78%

ACGIH TLV: ASPHYXIANT; 9293

OXYGEN

CAS: 7782-44-7

RTECS: RS2060000

Fraction By Weight: 18%

LD50 LC50 Mixture:NOT TOXIC
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:NONE.BREATHABLE MIXTURE.
Explanation of Carcinogenicity:THIS COMPOUND CONTAINS NO INGREDIENTS AT
CONCENTRATIONS OF 0.1% OR GREATER THAT ARE CONFIRMED OR SUSPECTED
CARCINOGENS.
Effects of Overexposure:ASPHYXIATION,DIZINESS,FROSTBITE.
Medical Cond Aggravated by Exposure:NONE KNOWN.

First Aid:NONE INDICATED.IF VICTIM IS OVERCOME BY GAS,REMOVE TO
OUTSIDE.ARTIFICIAL RESPIRATION MAY BE USED.

Flash Point Method:TCC
Lower Limits:5% (CH4)
Upper Limits:15% (CH4)
Extinguishing Media:USE WATER FOG, CARBON DIOXIDE, FOAM, OR DRY
CHEMICAL.
Fire Fighting Procedures:IF CYLINDER IS OVERHEATED,SPRAY WITH COOL
WATER.
Unusual Fire/Explosion Hazard:COMPRESSED AIR/METHANE WILL ACCELERATE
THE RATE OF BURNING.GAS CYLINDERS MAY EXPLODE IF EXPOSED TO HIGH
PRESSURE.

Spill Release Procedures:VENTILATE AREA.THE MIXTURE IS BREATHABLE.
Neutralizing Agent:NONE

Handling and Storage Precautions:DO NOT STORE NEAR HEAT OR OPEN
FLAMES.TEMPERATURES ABOVE 54C(130F) MAY CAUSE RUPTURE.SECURE
CYLINDERS.DO NOT DROP.
Other Precautions:CONTENTS UNDER PRESSURE.DO NOT PUNCTURE.NEVER THROW
CONTAINER INTO FIRE OR INCINERATOR.

Respiratory Protection:NONE.BREATHABLE MIXYURE.
Ventilation:NO SPECIAL REQUIREMENT.
Protective Gloves:NOT REQUIRED.
Eye Protection:PLASTIC SAFETY GLASSES.
Other Protective Equipment:NONE.
Work Hygienic Practices:STANDARD HYGENIC PRACTICES.
Supplemental Safety and Health
NONE.

HCC:G2
Boiling Pt:B.P. Text:-259F,-162C
Vapor Pres:GAS@STP
Vapor Density:.991
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS,ODORLESS,TASTELESS (AT 20C,1ATM).
Percent Volatiles by Volume:100%

Stability Indicator/Materials to Avoid:YES
NONE
Stability Condition to Avoid:HIGH HEAT, OPEN FLAMES AND OTHER SOURCES
OF IGNITION
Hazardous Decomposition Products:CARBON MONOXIDE AND CARBON DIOXIDE

Waste Disposal Methods:GAS CYLINDER SHOULD BE EMPTY.LEAVE FILLER VALVE
OPEN.DISPOSE OF WITH OTHER NON-REUSABLE GOODS.

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.