MALLINCKRODT INC. SCIENCE PRODUCTS DIVISION -- PENTANE -- 6810-00D005102 
=====================  Product Identification  =====================

Product ID:PENTANE
MSDS Date:04/06/1989
FSC:6810
NIIN:00D005102
=== Responsible Party ===
Company Name:MALLINCKRODT INC. SCIENCE PRODUCTS DIVISION
Address:PARIS BYPASS
Box:M
City:PARIS
State:KY
ZIP:40361
Country:US
Info Phone Num:800-354-2050(PRESS 3)/314-982-5000
Emergency Phone Num:800-354-2050/314-982-5000
CAGE:62910
=== Contractor Identification ===
Company Name:FREY SCIENTIFIC
Address:100 PARAGON PARKWAY
Box:City:MANSFIELD
State:OH
ZIP:44905
Country:US
Phone:419-589-1900
CAGE:6U218
Company Name:MALLINCKRODT SPECIALTY CHEMICALS CO
Address:222 RED SCHOOL LANE
Box:City:PHILLIPSBURG
State:NJ
ZIP:08865
Country:US
Phone:908-859-2151
CAGE:62910

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

Ingred Name:PENTANE
CAS:109-66-0
RTECS #:RZ9450000
Fraction by Wt: 100%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:1000 PPM
ACGIH TLV:600 PPM/750STEL;9495

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

LD50 LC50 Mixture:NO LD50 INFO FOUND.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:INHAL:VAP MILD NARCOTIC EFFECT.GREATER
    EXPO MAY CAUSE UNCONSC & DEATH.INGEST:TENDS TO VAPORIZE WHEN
    SWALLOWED CAUSING ASPIRATION INTO LUNGS.RESULT CAN BE RAPID FALL IN
    OXY CONTENT W/ASPHYXIA & CONSEQU ENT BRAIN DMG/CARDIAC
    ARREST.SKIN:DEFATTING AGENTS,IRRIT.EYE:SPLASHES CAUSES
    PAIN,REDNESS.CHRONIC:DRY,CRACK SKIN,DERM.
Effects of Overexposure:SYMPTOMS OF OVEREXPO MAY INCLUDE DROWSNESS &
    IRRIT OF RESP PASSAGES. MILD NARCOTIC EFFECT. UNCONSC,DEATH,
    ASPIRATION INTO LUNGS-RAPID FALL IN OXY CONTENT W/ASPHYXIA & BRAIN
    DMG/CARDIAC ARREST. SKIN DE FATTING, CRACKING, DRYING, DERMATITIS.
Medical Cond Aggravated by Exposure:PERSONS W/PRE-EXISTING SKIN
    DISORDERS OR IMPAIRED RESP FUNCTION MAY BE MORE SUSCEPTIBLE TO THE
    EFFECTS OF SUBSTANCE.

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

First Aid:INHAL:REMOVE TO FRESHA IR.NOT BREATH GIVE ART RESP.DIFFI
    BREATH GIVE OXY.CALL DR. INGEST:DO NOT INDUCE VOMIT.GIVE LG QUANT
    OF WATER.NEVER GIVE ANYTHING BY MOUTH IF UNCONSC.CALL DR IMMED.
    SKIN:WASH ARE A W/SOAP/WATER.GET MED ADVICE IF IRRIT DEVELOPS.
    EYE:WASH THOROUGHLY W/RUNNING WATER.GET MED ADVICE IF IRRI
    DEVELOPS.

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

Flash Point Method:CC
Flash Point:-56F,-49C
Autoignition Temp:Autoignition Temp Text:260C
Lower Limits:1.4
Upper Limits:8.0
Extinguishing Media:DRY CHEMICAL, FOAM, CARBON DIOXIDE. WATERSPRAY MAY
    BE USED TO KEEP FIRE EXPOSED CONTAINERS COOL.
Fire Fighting Procedures:IN EVENT OF FIRE WEAR FULL PROT CLOTH &
    NIOSH-APPROVED SCBA W/FULL FCPIECE OPERATED IN PRESSURE
    DEMAND/OTHER +PRESSURE MODE.VAP CAN FLOW ALONG SURFACES (SUPPLE)
Unusual Fire/Explosion Hazard:HIGHLY FLAMM LIQUID MUST BE KEPT FRM
    SPARKS/OPN FLAME/HOT SURFACES/ALL SOURCES OF HEAT/IGN.ABOVE FLASH
    PT VAP/AIR MIX ARE EXPLO W/IN FLAMM LIMITS NOTED ABOVE.

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

Spill Release Procedures:VENTI AREA OF LEAK/SPILL.REMOVE ALL SOURCES OF
    IGN.CLEANUP PERSONNEL REQUIRE PROT CLOTH/RESP PROT FRM VAP.SM:MAY
    BE ABSORBED ON PAPER TOWELS/EVAPORATED IN FUME HOOD.ALLOW ENOUGH
    TIME FOR FUMES TO CLEA R HOOD THEN IGN PAPER IN SUITABLE
    LOCATION(SUPPLE)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

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

Handling and Storage Precautions:CONTACT LENSES SHOULDN'T BE WORN WHEN
    WORK W/MATL.PROT AGAINST PHYS DMG.STORE IN COOL DRY WELL VENTI AREA
    AWAY FRM FIRE HAZ.OUTSIDE/DETACH STORAGE PRE
Other Precautions:SEPARATE FRM OXIDIZING MATL.BOND/GROUND CNTNR.USE
    NONSPARK TOOLS.DON'T OPN UNLESS CONTENTS @RM TEMP(72F)/BEL.ALLOW
    24HRS TO COOL TO RT.STORAGE/USE AREAS SHOULD BE NO SMOKING
    AREA.REF:ACGIH DOC:"INDUST RIAL VENTI,MANUAL OF RECOMMENDED PRAC".

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

Respiratory Protection:IF TLV EXCEEDED A HALF MASK CHEMICAL CARTRIDGE
    RESP (NIOSH APPROVED) MAY BE WORN UP TO 10X THE TLV OR MAXIMUM USE
    CONCEN SPECIFIED BY RESP SUPPLIER WHICHEVER IS LESS.
Ventilation:SYS OF LOC &/OR GEN EXHAU RECOMMENDED TO KEEP WORKER EXPO
    BELO AEL.LOC EXHAU VENTI PREFER-CAN CNTRL EMISSIONS OF (SUPPL)
Protective Gloves:RUBB, NEOPRENE GLOVES.
Eye Protection:CHEM SAF GOGG &/OR FULL FCSHIELD.
Other Protective Equipment:EYEWASH FOUNTAIN,QUICK-DRENCH FACI IN
    WORKAREA.IMPERV BOOTS,APRON,COVERALLS AS NEEDED IN AREAS OF UNUSUAL
    EXPO.
Work Hygienic Practices:WASH THOROUGHLY AFT HNDLG.
Supplemental Safety and Health
FIREFIGHTING:TO DISTANT IGN SOURCE & FLASHBACK. VENTI:CONTAMIN
    @SOURCE,PREVENT DISPERSION OF IT INTO GEN WORK AREA. SPILL:AWAY FRM
    COMBUST MATLS.CONTAIN/RECOVER LIQ FOR RECLAMATION WHEN
    POSSIBLE.LG:CO LLECT AS HAZ WASTE;ABSORB W/VERMIOCULTIE,DRY
    SAND,EARTH,SIMILAR MATL FOR DISPO.

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

HCC:F2
Boiling Pt:B.P. Text:96.8F,36.0C
Melt/Freeze Pt:M.P/F.P Text:-202F,-130C
Vapor Pres:426 @20C
Vapor Density:2.5
Spec Gravity:0.631
Evaporation Rate & Reference:28.6 (N-BUTYL ACETATE=1)
Solubility in Water:INSOLUBLE.
Appearance and Odor:CLEAR, COLORLESS SOLUTION; MILD GASOLINE-LIKE ODOR.

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS, HEAT, FLAME.
Stability Condition to Avoid:HEAT & SOURCES OF IGNITION.
Hazardous Decomposition Products:TOXIC GASES & VAP MAY BE RELEASED IF
    INVOLVED IN FIRE.THERMAL-OXIDATIVE DECOMPO PROD IN AIR CAN INCLUDE
    OXIDES OF CARBON

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

Waste Disposal Methods:ATOMIZE IN SUITABLE RCRA APPROVED COMBUSTION
    CHAMBER/ABSORB W/VERMICULITE,DRY SAND,EARTH,SIMILAR MATL FOR DISPO
    AS HAZ WASTE IN RCRA APPROVED FACILITY.DO NOT FLUSH TO SEWER.ENSURE
    COMPLIANCE W/LOC/STA TE/FED REGS.

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