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MSDS for HEXANES Page 1

1 - PRODUCT IDENTIFICATION

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PRODUCT NAME: HEXANES

FORMULA: C6H14

FORMULA WT: 86.18

CAS NO.: 110-54-3

NIOSH/RTECS NO.: MN9275000

COMMON SYNONYMS: NORMAL HEXANE; HEXYL HYDRIDE

PRODUCT CODES: 9262,9306,N169,9309,9308

EFFECTIVE: 09/26/86

REVISION #04

PRECAUTIONARY LABELLING

BAKER SAF-T-DATA(TM) SYSTEM

HEALTH - 4 EXTREME (CANCER CAUSING)

FLAMMABILITY - 3 SEVERE (FLAMMABLE)

REACTIVITY - 0 NONE

CONTACT - 2 MODERATE

HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).

LABORATORY PROTECTIVE EQUIPMENT

SAFETY GLASSES; LAB COAT; VENT HOOD; PROPER GLOVES; CLASS B EXTINGUISHER

PRECAUTIONARY LABEL STATEMENTS

DANGER

CAUSES IRRITATION

EXTREMELY FLAMMABLE

HARMFUL IF SWALLOWED, INHALED, OR ABSORBED THROUGH SKIN

CAUTION: CONTAINS BENZENE, CANCER HAZARD

KEEP AWAY FROM HEAT, SPARKS, FLAME.

DO NOT BREATHE VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH

ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE,

USE ALCOHOL FOAM, DRY CHEMICAL, CARBON DIOXIDE - WATER MAY BE INEFFECTIVE.

FLUSH SPILL AREA WITH WATER SPRAY.

SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE)

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2 - HAZARDOUS COMPONENTS

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COMPONENT % CAS NO.

N - HEXANE >70 110-54-3

METHYLPENTANES >17

METHYLCYCLOPENTANE >12 96-37-7

DIETHYLBUTANES >1

BENZENE 65PPM 71-43-2

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MSDS for HEXANES Page 2

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3 - PHYSICAL DATA

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BOILING POINT: 69 C ( 156 F) VAPOR PRESSURE(MM HG): 124

MELTING POINT: -95 C ( -139 F) VAPOR DENSITY(AIR=1): 3.0

SPECIFIC GRAVITY: 0.66 EVAPORATION RATE: 9

(H2O=1) (BUTYL ACETATE=1)

SOLUBILITY(H2O): NEGLIGIBLE (LESS THAN 0.1 %) % VOLATILES BY VOLUME: 100

APPEARANCE & ODOR: COLORLESS LIQUID WITH MILD ODOR.

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4 - FIRE AND EXPLOSION HAZARD DATA

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FLASH POINT (CLOSED CUP -22 C ( -7 F) NFPA 704M RATING: 1-3-0

FLAMMABLE LIMITS: UPPER - 7.5 % LOWER - 1.1 %

FIRE EXTINGUISHING MEDIA

USE ALCOHOL FOAM, DRY CHEMICAL OR CARBON DIOXIDE.

(WATER MAY BE INEFFECTIVE.)

SPECIAL FIRE-FIGHTING PROCEDURES

FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED

(POSITIVE PRESSURE IF AVAILABLE) BREATHING APPARATUS WITH FULL FACEPIECE.

MOVE EXPOSED CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK.

USE WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL.

UNUSUAL FIRE & EXPLOSION HAZARDS

VAPORS MAY FLOW ALONG SURFACES TO DISTANT IGNITION SOURCES AND FLASH BACK.

CLOSED CONTAINERS EXPOSED TO HEAT MAY EXPLODE. CONTACT WITH STRONG

OXIDIZERS MAY CAUSE FIRE.

TOXIC GASES PRODUCED

CARBON MONOXIDE, CARBON DIOXIDE

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5 - HEALTH HAZARD DATA

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BLOOD CHANGES HAVE BEEN REPORTED IN LABORATORY ANIMALS. FETAL DEATH

HAS BEEN REPORTED IN LABORATORY ANIMALS BUT NOT FOUND IN TWO ADDITIONAL

STUDIES.

THRESHOLD LIMIT VALUE (TLV/TWA): 180 MG/M3 ( 50 PPM)

PERMISSIBLE EXPOSURE LIMIT (PEL): 1800 MG/M3 ( 500 PPM)

TOXICITY: LD50 (ORAL-RAT)(G/KG) - 28.7

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MSDS for HEXANES Page 3

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CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO

EFFECTS OF OVEREXPOSURE

INHALATION OF VAPORS MAY CAUSE HEADACHE, NAUSEA, VOMITING, DIZZINESS,

DROWSINESS, IRRITATION OF RESPIRATORY TRACT, AND LOSS OF CONSCIOUSNESS.

INHALATION OF VAPORS MAY CAUSE NARCOSIS.

CONTACT WITH SKIN OR EYES MAY CAUSE IRRITATION.

CONTACT WITH SKIN HAS A DEFATTING EFFECT, CAUSING DRYING AND IRRITATION.

INGESTION MAY CAUSE NAUSEA, VOMITING, HEADACHES, DIZZINESS,

GASTROINTESTINAL IRRITATION.

CHRONIC EFFECTS OF OVEREXPOSURE MAY INCLUDE CENTRAL NERVOUS SYSTEM

DEPRESSION.

TARGET ORGANS

SKIN, EYES, RESPIRATORY SYSTEM, LUNGS

MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE

NONE IDENTIFIED

ROUTES OF ENTRY

INHALATION, INGESTION, EYE CONTACT, SKIN CONTACT

EMERGENCY AND FIRST AID PROCEDURES

CALL A PHYSICIAN.

IF SWALLOWED, DO NOT INDUCE VOMITING.

IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL

RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.

IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH PLENTY OF WATER FOR

AT LEAST 15 MINUTES.

THIS PRODUCT CONTAINS UP TO 65 PPM OF BENZENE.

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6 - REACTIVITY DATA

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STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR

CONDITIONS TO AVOID: HEAT, FLAME, OTHER SOURCES OF IGNITION

INCOMPATIBLES: STRONG OXIDIZING AGENTS, CHLORINE, FLUORINE,

MAGNESIUM PERCHLORATE

DECOMPOSITION PRODUCTS: CARBON MONOXIDE, CARBON DIOXIDE

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7 - SPILL AND DISPOSAL PROCEDURES

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STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE

WEAR SUITABLE PROTECTIVE CLOTHING. SHUT OFF IGNITION SOURCES; NO FLARES,

SMOKING, OR FLAMES IN AREA. STOP LEAK IF YOU CAN DO SO WITHOUT RISK. USE

WATER SPRAY TO REDUCE VAPORS. TAKE UP WITH SAND OR OTHER NON-COMBUSTIBLE

ABSORBENT MATERIAL AND PLACE INTO CONTAINER FOR LATER DISPOSAL. FLUSH

AREA WITH WATER.

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MSDS for HEXANES Page 4

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J. T. BAKER SOLUSORB(R) SOLVENT ADSORBENT IS RECOMMENDED

FOR SPILLS OF THIS PRODUCT.

DISPOSAL PROCEDURE

DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL

ENVIRONMENTAL REGULATIONS.

EPA HAZARDOUS WASTE NUMBER: D001 (IGNITABLE WASTE)

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8 - PROTECTIVE EQUIPMENT

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VENTILATION: USE GENERAL OR LOCAL EXHAUST VENTILATION TO MEET

TLV REQUIREMENTS.

RESPIRATORY PROTECTION: RESPIRATORY PROTECTION REQUIRED IF AIRBORNE

CONCENTRATION EXCEEDS TLV. AT CONCENTRATIONS UP

TO 1000 PPM, A CHEMICAL CARTRIDGE RESPIRATOR WITH

ORGANIC VAPOR CARTRIDGE IS RECOMMENDED. ABOVE

THIS LEVEL, A SELF-CONTAINED BREATHING APPARATUS

IS RECOMMENDED.

EYE/SKIN PROTECTION: SAFETY GOGGLES, UNIFORM, APRON, NEOPRENE GLOVES

ARE RECOMMENDED.

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9 - STORAGE AND HANDLING PRECAUTIONS

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SAF-T-DATA(TM) STORAGE COLOR CODE: RED (FLAMMABLE)

SPECIAL PRECAUTIONS

BOND AND GROUND CONTAINERS WHEN TRANSFERRING LIQUID. KEEP CONTAINER

TIGHTLY CLOSED. STORE IN A COOL, DRY, WELL-VENTILATED, FLAMMABLE LIQUID

STORAGE AREA.

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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION

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DOMESTIC (D.O.T.)

PROPER SHIPPING NAME HEXANE

HAZARD CLASS FLAMMABLE LIQUID

UN/NA UN1208

LABELS FLAMMABLE LIQUID

INTERNATIONAL (I.M.O.)

PROPER SHIPPING NAME HEXANES

HAZARD CLASS 3.1

UN/NA UN1208

LABELS FLAMMABLE LIQUID