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MSDS  : METHYL ETHYL KETONE
CAS  : 78-93-3
NAME  : methyl ethyl ketone (2-butanone) (mek) (sara iii)
===================== Product Identification =====================

MSDS NAME:METHYL ETHYL KETONE
NIIN:00-116-3668
MSDS Number: BPVMN
=== Responsible Party ===
Company:SHELL OIL COMPANY
Address:HEALTH, SAFETY AND ENVIRONMENT
Box:4320
City:HOUSTON
State:TX
ZIP:77210
Country:US
Info Phone Num:713-241-4819/4141/2252 FAX -6511
Emergency Phone Num:713-473-9461/800-424-9300(CHEMTREC)
Preparer's Name:J. C. WILLETT
CAGE:54527
=== Contractor Identification ===
Company:RUSCOE W J CO
Address:485 KENMORE BLVD
Box:3858
City:AKRON
State:OH
ZIP:44314
Country:US
Phone:216-253-8148
CAGE:86839
Company:SHELL OIL COMPANY
Address:Box:2463
City:HOUSTON
State:TX
ZIP:77210
Country:US
Phone:800-231-6950
CAGE:54527

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

Name:METHYL ETHYL KETONE (2-BUTANONE) (MEK) (SARA III)
CAS:78-93-3
RTECS #:EL6475000
Fraction by Wt: 100%
Other REC Limits:NONE RECOMMENDED
OSHA PEL:200 PPM/300 STEL
ACGIH TLV:200 PPM/300STEL 9293
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

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

LD50 LC50 Mixture:LD50 ORAL(RAT) 3.4 G/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES:MODERATELY IRRITATING.HIGH VAPOR
CONCENTRATIONS ALSO IRRITATING.SKIN:MODERATELY IRRITATING.PROLONGED
EXPOSURE DEFATS OR DRYS SKIN.INHAL:IRRITATES NOSE,THROAT AND
RESPIRATORY TRACT.INGEST:MODERATE LY TOXIC.
Explanation of Carcinogenicity:ALTHOUGH NOT LISTED BY NTP,IARC AND
OSHA, IT HAS BEEN LISTED BY RTECS AS A MUTAGEN.
Effects of Overexposure:SKIN:IRRITATION,DEMATITIS FROM
DEFATTING.INHAL:HIGH VAPOR CONCENTRATION CAN CAUSE CNS
DEPRESSION.INGEST:MAY CAUSE CNS DEPRESSION IF SWALLOWED.CNS
DEPRESSION STARTS WITH GIDINESS,HEADACHE,NAUSEA,DIZZIN ESS.IT CAN
PROGRESS TO UNCONSCIOUSNESS AND DEATH.
Medical Cond Aggravated by Exposure:PREEXISTING EYE,SKIN AND
RESPIRATORY DISORDERS.

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

Eyes:FLUSH WITH WATER FOR 15 MINUTES WHILE HOLDING LIDS
OPENED.CALL PHYSICIAN.SKIN:FLUSH WITH WATER.REMOVE CONTAMINATED
CLOTHING.CALL PHYSICIAN IF IRRITATION PERSISTS.INHAL:REMOVE TO
FRESH AIR.GIVE OX YGEN FOR DIFFICULT BREATHING.GIVE ARTIFICIAL
RESPIRATION IF NOT BREATHING.CALL PHYSICIAN.INGEST:GIVE TWO GLASSES
OF WATER(IF CONSCIOUS).INDUCE VOMITING,KEEPING HEAD BELOW HIPS.CALL
PHYSICIAN.

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

Flash Point Method:TCC
Flash Point:23.0F,-5.0C
Lower Limits:1.8
Upper Limits:11.5
Extinguishing Media:WATER FOG, "ALCOHOL" FOAM, DRY CHEMICAL OR CO2.
Fire Fighting Procedures:REMOVE PERSONNEL.USE HELMET WITH FACE
SHIELD,BUNKER COAT,GLOVES,RUBBER BOOTS.USE NIOSH POSITIVE PRESSURE
SCBA.COOL FIRE EXPOSED CONTAINERS WITH WATER SPRAY.
Unusual Fire/Explosion Hazard:VAPOR PRESSURE BUILDUP FROM THE HEAT OF A
FIRE CAN CAUSE CONTAINERS TO RUPTURE.

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

Spill Release Procedures:ELIMINATE SOURCES OF IGNITION.HANDLING
EQUIPMENT SHOULD BE GROUNDED.LARGE SPILL:REMOVE PERSONNEL,STOP
LEAK,DIKE AND CONTAIN.SUPPRESS VAPOR CLOUD WITH WATER FOG.CONTAIN
RUNOFF.REMOVE WITH VACUUM TRUCKS ,PUMP TO STORAGE/SALVAGE
VESSEL.CLEAN UP RESIDUE.
Neutralizing Agent:NOT APPLICABLE.

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

Handling and Storage Precautions:KEEP CONTAINERS CLOSED AND UPRIGHT.
Other Precautions:GROUND OR BOND CONTAINERS WHEN TRANSFERRING LIQUID.

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

Respiratory Protection:USE A NIOSH APPROVED FULL FACED ATMOSPHERE
SUPPLYING RESPIRATOR OR A RESPIRATOR FOR ORGANIC VAPORS.
Ventilation:USE GENERAL MECHANICAL OR LOCAL EXHAUST.
Protective Gloves:CHEMICAL RESISTANT GLOVES.
Eye Protection:CHEMICAL GOGGLES.
Other Protective Equipment:USE PROTECTIVE CLOTHING TO MINIMIZE SKIN
CONTACT.
Work Hygienic Practices:USE STANDARD HYGENIC PRACTICES.
Supplemental Safety and Health
KEY1:F3.

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

HCC:F2
Boiling Pt:B.P. Text:175F,79C
Melt/Freeze Pt:M.P/F.P Text:-124F,-87C
Vapor Pres:70.2 @68F
Vapor Density:2.5
Spec Gravity:0.81
Evaporation Rate & Reference:3.8
Solubility in Water:APPRECIABLE
Appearance and Odor:COLORLESS MOBILE LIQUID. PUNGENT ODOR.
Percent Volatiles by Volume:100

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:HEAT, SPARKS, FLAMES,
Hazardous Decomposition Products:CARBON MONOXIDE AND UNIDENTIFIED
ORGANIC COMPOUNDS ARE FORMED DURING COMBUSTION.

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

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH FEDERAL,SATE AND
LOCAL 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.

*** END OF RECORD ***
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