Product ID:CALIBRATION GAS, METHANE 500 PPM IN AIR, 51-1816
MSDS Date:12/13/1990
FSC:6630
NIIN:00N048469
MSDS Number: BTYRS

BACHARACH INC

625 ALPHA DR
PITTSBURGH, PA 15238
US

Emergency Phone: 800-424-9300(CHEMTREC)

Info Phone: 412-963-2223

Cage: 05083

BACHARACH INC

PITTSBURGH, PA 15238 US

Telephone: 412-963-2130

Cage: 05083

-306F,-188C.

CAS: 74-82-8

RTECS: PA1490000

Fraction By Weight: 0.05%

OSHA PEL N/K

ACGIH TLV: ASPHYXIANT

AIR, REFRIGERATED LIQUID; (AIR)

RTECS: AX5271000

Fraction By Weight: 99.95%

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:EYE/SKIN:NONE KNOWN OR EXPECTED.
INHAL:NONE. METHANE IS NON-TOXIC SIMPLE ASPHYXIANT. CONCENTRATION
OF METHANE IN THIS GAS IS TOO LOW TO DEPRESS OXYGEN CONCENTRATION.
INGEST:NOT APPLICABLE. THIS MATERIAL IS A GAS. METHANE IS
BIOLOGICALLY INACTIVE & ESSENTIALLY NON TOXIC. CHRONIC:NONE KNOWN
OR EXPECTED.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:NONE SPECIFIED BY MANUFACTURER.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INGEST:CALL MD IMMEDIATELY . INHAL:REMOVE TO FRESH AIR.
SUPPORT BREATHING (GIVE O*2/ARTF RESP) . 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 . NONE NEEDED
(MFR).

Flash Point Method:CC
Flash Point:SEE ING 1
Lower Limits:5%
Upper Limits:15%
Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE . THIS GAS IS
NOT FLAMMABLE. COOL EXPOSED CONTAINERS W/WATER.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT . USE SHIELDING TO PROTECT FROM CYLINDER EXPLOSION.
Unusual Fire/Explosion Hazard:THIS MIXT IS BELOW LEL OF METHANE &
NON-FLAMM. COMPRESSED AIR/METHANE MIXTS AT HIGH PRESS WILL
ACCELERATE BURNING OF OTHER MATLS. GAS CYLS EXPOS TO HEAT(SUPDAT)

Spill Release Procedures:NONE NEEDED. THIS MATERIAL IS NON TOXIC &
NON-FLAMMABLE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DO NOT STORE CYLS NEAR HEAT/OPEN
FLAME. EXPOS TO TEMPS >130F MAY CAUSE RUPTURE. SECURE CYLS - DO NOT
DROP. CONTENTS UNDER PRESS.
Other Precautions:DO NOT PUNCTURE. NEVER THROW CNTNR INTO FIRE/INCIN.
KEEP CYLS SECURED. DO NOT DROP/DMG. USE PRESS REGULATOR WHEN
CONNECTING TO LOWER PRESS PIPING SYS. USE CHECK VALVE TO PVNT
BACKFLOW. KEEP CYLS AWAY FROM HEAT & FLAMES. FOR ADDNL (SUPDAT)

Respiratory Protection:NONE NEEDED. SELECTION OF NIOSH/MSHA APPROVED
RESPIRATORY PROTECTION DEPENDS ON CONTAMINANT TYPE, FORM &
CONCENTRATION. SELECT I/A/W OSHA 1910.134 & GOOD INDUSTRIAL HYGIENE
PRACTICE.
Ventilation:NO SPECIAL VENTILATION REQUIRED.
Protective Gloves:LEATHER GLOVES.
Eye Protection:SAFETY GLASSES.
Other Protective Equipment:NONE NEEDED.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EXPLO HAZ:OR FLAME MAY VENT RAPIDLY/EXPLODE. OTHER PREC:HNDLG RECS ON
COMPRESSED GAS CYLS, CONSULT COMPRESSED GAS ASSOC PAMPHLET P-1.
PROTECT FROM HEAT & PHYSICAL DMG.

Boiling Pt:B.P. Text:SEE ING 1
Melt/Freeze Pt:M.P/F.P Text:SEE ING 1
Vapor Pres:(GAS)
Vapor Density:0.991
Spec Gravity:0.673
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS, ODORLESS, TASTELESS COMPRESSED GAS IN
CYLINDERS.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
NONE KNOWN.
Stability Condition to Avoid:AVOID HEAT OR FLAMES.
Hazardous Decomposition Products:NONE KNOWN.

Waste Disposal Methods:DISPOSE I/A/W ALL LOCAL, STATE & FEDERAL
REGULATIONS. DO NOT INCINERATE CYLINDER.

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.