=====================  Product Identification  =====================

MSDS NAME:METHANE, UN 1971
NIIN:00N072309
MSDS Number: CBXYC
=== Responsible Party ===
Company:AIR LIQUIDE AMERICA CORP
Box:3047
City:HOUSTON
State:TX
ZIP:77253
Country:US
Info Phone Num:713-868-0302
Emergency Phone Num:713-868-0302
CAGE:AIRLI
=== Contractor Identification ===
Company:AIR LIQUIDE AMERICA CORPORATION
Address:2700 POST OAK DRIVE
Box:City:HOUSTON
State:TX
ZIP:77056-8229
Country:US
Phone:713-896-2896;800-231-1366
CAGE:17688
Company:AIR LIQUIDE AMERICA CORPORATION
Box:3047
City:HOUSTON
State:TX
ZIP:77253
Country:US
Phone:713-896-2140
CAGE:AIRLI

=============  Composition/Information on Ingredients  =============

Name:METHANE
CAS:74-82-8
RTECS #:PA1490000
OSHA PEL:N/K 
ACGIH TLV:ASPHYXIANT

Name:FIRST AID PROC:BE ASSISTED TO UNCONTAM AREA & INHALE FRESH
    AIR. QUICK REMOVAL FROM CONTAM AREA IS MOST IMPORTANT.(ING 3)
RTECS #:9999999ZZ

Name:ING 2:UNCONSCIOUS PERSONS SHOULD BE MOVED TO UNCONTAM AREA,
    GIVEN MOUTH-TO-MOUTH RESUSCITATION & SUPP OXYG. (ING 4)
RTECS #:9999999ZZ

Name:ING 3:FURTHER TREATMENT SHOULD BE SYMPTOMATIC & SUPPORTIVE.
RTECS #:9999999ZZ

Name:OTHER PREC:CYL. USE CHECK VALVE/TRAP IN DISCHARGE LINE TO
    PVNT HAZ BACKFLOW INTO CYL. PROT CYLS FROM PHYSICAL (ING 6)
RTECS #:9999999ZZ

Name:ING 5:DMG. STORE IN COOL, DRY, WELL-VENTED AREA OF
    NON-COMBUST CONSTRUCTION AWAY FROM HEAVILY TRAVELED AREAS & (ING 7)
RTECS #:9999999ZZ

Name:ING 6:EMER EXITS. DO NOT ALLOW TEMP WHERE CYLS ARE STORED
    TO EXCEED 125F(52C). CYLS SHOULD BE STORED UPRIGHT & (ING 8)
RTECS #:9999999ZZ

Name:ING 7:FIRMLY SECURED TO PVNT FALLING/BEING KNOCKED OVER.
    FULL & EMPTY CYLS SHOULD BE SEGRAGATED. USE "FIRST IN- (ING 9)
RTECS #:9999999ZZ

Name:ING 8:FIRST OUT" INVENTORY SYS TO PVNT FULL CYLS BEING
    STORED FOR EXCESSIVE PERIODS OF TIME. POST "NO SMOKING/ (ING 10)
RTECS #:9999999ZZ

Name:ING 9:OPEN FLAMES" SIGNS IN STOR/USE AREA. THERE SHOULD BE
    NO SOURCES OF IGNIT IN STOR/USE AREA. FOR ADDNL HNDLG(ING 11)
RTECS #:9999999ZZ

Name:ING 10:& STOR RECS CONSULT COMPRESSED GAS ASSOC PAMPHLET
    P-1. METHANE IS NONCORROSIVE & MAY BE USED W/ANY COMMON(ING 12)
RTECS #:9999999ZZ

Name:ING 11:STRUCTURAL MATL. EARTH-GROUND & BOND ALL LINES &
    EQUIP ASSOC W/METHANE SYS. ELEC EQUIP SHOULD BE NON- (ING 13)
RTECS #:9999999ZZ

Name:ING 12:SPARKING/EXPLO PROOF. COMPRESSED GAS CYLS SHOULD NOT
    BE REFILLED EXCEPT BY QUALIFIED PRDCRS OF COMPRESSED(ING 14)
RTECS #:9999999ZZ

Name:ING 13:GASES. SHIPMENT OF COMPRESSED GAS CYL WHICH HAS NOT
    BEEN FILLED BY OWNER/WITH HIS (WRITTEN) CONSENT IS A (ING 15)
RTECS #:9999999ZZ

Name:ING 14:VIOLATION OF FEDERAL LAW (49 CFR).
RTECS #:9999999ZZ

=====================  Hazards Identification  =====================

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:INHALATION:HIGH CONCENTRATIONS OF
    METHANE SO AS TO EXCLUDE AN ADEQUATE SUPPLY OF OXYGEN TO THE LUNGS
    CAUSE DIZZINESS, DEEPER BREATHING DUE TO AIR HUNGER, POSSIBLE
    NAUSEA AND EVENTUAL UNCONSCIOUSNESS.  TOXICOLOGICAL PROPERTIES:
    METHANE IS INACTIVE BIOLOGICALLY AND ESSENTIALLY NONTOXIC;
    THEREFORE, MAJOR (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:HAZARD OF OVEREXPOSURE IS THE
    EXCLUSION OF AN ADEQUATE SUPPLY OF OXYGEN TO THE LUNGS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

=======================  First Aid Measures  =======================

First Aid:PROMPT MED ATTN IS REQD IN ALL CASES OF OVEREXP TO METHANE.
    RESCUE PERS SHOULD BE EQUIPPED W/APPROP EQUIP (NIOSH APPRVD SCBA,
    ETC) TO PVNT UNNEC EXPOS & BE COGNIZANT OF EXTREME FIRE & EXPLO
    HAZ. INGES T:CALL MD IMMED . EYES:IMMED FLUSH W/POTABLE WATER FOR
    MIN OF 15 MINS, SEEK ASSISTANCE FROM MD . SKIN:FLUSH W/COPIOUS AMTS
    OF WATER. CALL MD . INHAL:CONSCIOUS PERSONS SHOULD (ING 2)

=====================  Fire Fighting Measures  =====================

Flash Point Method:CC
Flash Point:-306F,-188C
Lower Limits:5%
Upper Limits:15%
Extinguishing Media:WATER, CARBON DIOXIDE, DRY CHEMICAL.
Fire Fighting Procedures:USE NIOSH APPRVD SCBA & FULL PROT EQUIP . IF
    POSS W/OUT RISK, STOP FLOW OF METHANE. FROM SAFE DIST USE WATER
    SPRAY TO COOL SURROUND CNTNRS UNTIL (SUPDAT)
Unusual Fire/Explosion Hazard:SHOULD FLAME BE EXTING & FLOW OF GAS
    CONTINUE, INCR VENT TO PVNT FLAMM/EXPLO MIXT FORM. CYLS EXPOS TO
    HEAT/FLAME MAY VENT RAPIDLY/EXPLODE. FORMS EXPLO/ (SUPDAT)

==================  Accidental Release Measures  ==================

Spill Release Procedures:EVACUATE ALL PERSONNEL FROM AFFECTED AREA. USE
    APPROPRIATE PROTECTIVE EQUIPMENT. IF LEAK IS IN USER'S EQUIPMENT,
    BE CERTAIN TO PURGE PIPING W/INERT GAS PRIOR TO ATTEMPTING REPAIRS.
    IF LEAK IS IN CYL/C YL VALVE, CALL EMER PHONE NUMBER
    (713-868-0302).
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:USE ONLY IN WELL-VENTED AREAS. VALVE
    PROT CAPS MUST REMAIN IN PLACE UNLESS CYL IS SECURED W/VALVE OUTLET
    PIPED TO USE POINT. FLAMMABLE GAS.
Other Precautions:DO NOT DRAG, SLIDE/ROLL CYLS. USE SUITABLE HAND TRUCK
    FOR CYL MOVEMENT. USE PRESS REDUCING REGULATOR WHEN CONNECTING CYL
    TO LOWER PRESS (<3000 PSIG) PIPING/SYSTEMS. DO NOT HEAT CYL BY ANY
    MEANS TO INC R DISCHARGE RATE OF PROD FROM (ING 5)

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:NIOSH APPROVED POSITIVE PRESSURE AIR LINE W/MASK
    OR SELF-CONTAINED BREATHING APPARATUS SHOULD BE AVAILABLE FOR
    EMERGENCY USE.
Ventilation:USE HOOD W/FORCED VENT &/OR LOCAL EXHAUST TO PREVENT
    ACCUMULATION ABOVE THE LEL I/A/W ELECTRICAL CODES.
Protective Gloves:PLASTIC OR RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
    ANSI DESIGN CRITERIA . SAFETY SHOES.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
VP:ABOVE CRITICAL TEMP OF -116.17F(-82.3C) @ 70F. FIRE FIGHT PROC:WELL
    AFTER FIRE IS OUT. IF POSS W/OUT RISK, MOVE CYLS FROM FIRE AREA.
    EXPLO HAZ:FLAMM MIXTS W/MOST OXIDIZERS (OXYG, CHLORINE, FLUORINE ,
    ETC) & IS FLAMM OVER WIDE RANGE IN AIR. WASTE DISP METH:ASSISTANCE,
    CALL EMERGENCY PHONE NUMBER (713-868-0302).

==================  Physical/Chemical Properties  ==================

Boiling Pt:B.P. Text:-259F,-161C
Melt/Freeze Pt:M.P/F.P Text:-296F,-182C
Vapor Pres:SUPP DATA
Spec Gravity:0.555 (AIR=1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:COLORLESS, ODORLESS GAS.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
OXIDIZERS.
Stability Condition to Avoid:NONE.
Hazardous Decomposition Products:NONE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:ALL FED, STATE & LOC REGS REGARDING HLTH &
    POLLUTION SHOULD BE FOLLOWED IN WASTE DISP. CONT YOUR SUPPLIER FOR
    SPECIFIC RECS. DO NOT DISP OF UNUSED QTYS. RETURN PROPERLY LABELED
    SHIPPING CNTNR TO YOUR  SUPPLIER FOR DISP. FOR EMERGENCY DISP (SUPP
    DATA)

 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.

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