Product ID:N-PENTANE, 9719
MSDS Date:10/27/1987
FSC:6810
NIIN:00N018583
MSDS Number: BLDMB

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 609-354-9200

Cage: 0SK29

Telephone: 800-222-0342/609-423-6300

Cage: 63612

PENTANE

CAS: 109-66-0

RTECS: RZ9450000

OSHA PEL 1000 PPM/750 STEL

ACGIH TLV: 600 PPM/750STEL;9293

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:HARMFUL OR FATAL IF INHALED OR
SWALLOWED. MAY CAUSE IRRITATION ON CONTACT WITH SKIN, EYES, OR
MUCOUS MEMBRANES. CAUSES HEADACHE, NAUSEA, INTOXICATION, CENTRAL
NERVOUS SYSTEM DEPRESSION. PROLONGED EXPO SURE TO VAPOR CAN CAUSE
PULMONARY EDEMAOR COMA.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS
Medical Cond Aggravated by Exposure:RESPIRATORY AND CENTRAL NERVOUS
SYSTEM CONDITIONS

First Aid:GET MEDICAL ASSISTANCE FOR ALL CASES OF OVEREXPOSURE. SKIN:
WASH THOROUGHLY WITH SOAP AND WATER. EYES: IMMEDIATELY FLUSH
THOROUGHLY WITH WATER FOR AT LEAST 15 MINUTES. INHAL: REMOVE TO
FRESH AIR; GIVE ARTIFICIAL RESPIRATION IF BREATHING HAS STOPPED.
INGEST: DO NOT INDUCE VOMITING; GET IMMEDIATE MEDICAL ATTENTION.

Flash Point Method:CC
Flash Point:-40F,-40C
Lower Limits:1.5%
Upper Limits:7.8%
Extinguishing Media:CO2, DRY CHEMICAL, FOAM; WATER SPRAY TO COOL FIRE-
EXPOSED CONTAINERS AND DISPERSE VAPORS.
Fire Fighting Procedures:USE NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:DANGEROUS FIRE AND EXPLOSION HAZARD.
CONFINED MATERIAL MAY EXPLODE UPON HEATING.

Spill Release Procedures:ELIMINATE IGNITION SOURCES, DIKE SPILL, TAKE
UP WITH ABSORBENT AND CONTAINERIZE FOR PROPER DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED. KEEP IN
DRY, WELL-VENTILATED AREAS AWAY FROM IGNITION SOURCES.
EXPLOSION-PROOF REFRIGERATOR RECOMMENDED FOR STORAGE.
Other Precautions:DO NOT BREATHE VAPOR. DO NOT GET IN EYES, ON SKIN, OR
ON CLOTHING. ELECTRICALLY GROUND ALL EQUIPMENT WHEN HANDLING THIS
PRODUCT. RETAINED RESIDUE MAY MAKE EMPTY CONTAINERS HAZARDOUS; USE
CAUTION!

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR SHOULD BE WORN IN
THE ABSENCE OF ADEQUATE VENTILATION.
Ventilation:MATERIAL SHOULD BE HANDLED OR TRANSFERRED IN A NIOSH/MSHA
APPROVED FUME HOOD OR WITH ADEQUATE VENTILATION.
Protective Gloves:NITRILE OR EQUIVALENT.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:EYE WASH AND SAFETY EQUIPMENT SHOULD BE
READILY AVAILABLE.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING. DO NOT TAKE
INTERNALLY.
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

HCC:F2
Boiling Pt:B.P. Text:187F,86C
Melt/Freeze Pt:M.P/F.P Text:-129.7
Vapor Pres:426 @ 20C
Vapor Density:2.3
Spec Gravity:0.626
Solubility in Water:INSOLUBLE
Appearance and Odor:CLEAR LIQUID, GASOLINE ODOR.
Percent Volatiles by Volume:99.9+

Stability Indicator/Materials to Avoid:YES
OXIDIZERS
Stability Condition to Avoid:HEAT, SPARKS, OPEN FLAME
Hazardous Decomposition Products:COX

Waste Disposal Methods:TO BE PERFORMED IN COMPLIANCE WITH ALL CURRENT
LOCAL, STATE AND FEDERAL REGULATIONS.

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.