Product ID:METHYL ETHYL KETONE
MSDS Date:04/01/1986
FSC:6810
NIIN:00-687-8429
MSDS Number: BFLTK

UNION CARBIDE CORP

39 OLD RIDGEBURY ROAD
DANBURY, CT 06817-0001
US

Emergency Phone: 800-822-4357

Info Phone: 800-822-4357

Cage: 61637

UNION CARBIDE CORP

DANBURY, CT 06817-0001 US

Telephone: 800-822-4357/732-563-5522 (MSDS)

Cage: 61637

METHYL ETHYL KETONE (2-BUTANONE) (MEK) (SARA III)

CAS: 78-93-3

RTECS: EL6475000

Fraction By Weight: 100%

OSHA PEL 200 PPM/300 STEL

ACGIH TLV: 200 PPM/300STEL 9192

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

SEC-BUTYL ALCOHOL (SARA III)

CAS: 78-92-2

RTECS: EO1750000

Fraction By Weight: 0.7%

OSHA PEL 150 PPM

ACGIH TLV: 100 PPM; 9293

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE-EYES/SKIN:IRRITATION.
INHALATION:IRRITATION TO THE RESPIRATORY TRACT, DIZZINESS,
HEADACHE, UNCONSCIOUSNESS. ASPIRATION MAY CAUSE SEVERE LUNG DAMAGE.
INGESTION: MODERATELY TOXIC. INTESTINAL DISOR DERS, NAUSEA,
VOMITING. CHRONIC-DERMATITS, CNS DEPRESSION, NARCOSIS.
Effects of Overexposure:IRRITATION OF NOSE, THROAT & EYES. HEADACHE,
NAUSEA, VOMITING, CNS DEPRESSION.
Medical Cond Aggravated by Exposure:SKIN AND RESPIRATORY DISEASES.

First Aid:INHALATION:REMOVE TO FRESH AIR, PROVIDE CPR/OXYGEN IF NEEDED.
EYE CONTACT:FLUSH WITH WATER FOR 15 MINUTES. GET MEDICAL HELP. SKIN
CONTACT:WASH WITH SOAP AND WATER. GET MED ATTENTION IF SYMPTOMS
PERSIS T. INGESTION:DO NOT INDUCE VOMITING, DRINK 1-2 GLASSES OF
WATER. GET MEDICAL HELP IMMEDIATELY.

Flash Point Method:TCC
Flash Point:21.0F,-6.1C
Lower Limits:1.8
Upper Limits:10.1
Extinguishing Media:ALCOHOL FOAM, DRY CHEMICALS, CARBON DIOXIDE, WATER
FOG/SPARY. WATER STREAM MAY NOT BE EFFECTIVE.
Fire Fighting Procedures:FIRE FIGHTERS SHOULD WEAR PROTECTIVE CLOTHING
AND SELF-CONTAINED BREATHING APPARATUS.
Unusual Fire/Explosion Hazard:VAPORS ARE HEAVIER THAN AIR, MAY SETTLE
AT LOW AREAS OR TRAVEL SOME DISTANCE ALONG THE GROUND TO IGNITION
SOURCES WHERE THEY MAY IGNITE OR EXPLODE.

Spill Release Procedures:ELIMINATE IGNITION SOURCES. STOP LEAK.
EVACUATE AREA. DO NOT TOUCH SPILLAGE. SM SPILL:ABSORB W. INERT
ABSORBENT. PLACE IN CLOSED CONTAINER. FLUSH AREA W. WATER. LG
SPILL:DIKE AHEAD, COLLECT BY PUMPING OR ABSORB ON INERT MATERIAL
AND SAVE FOR FOR DISP

Handling and Storage Precautions:STORE IN COOL, DRY AREA AWAY FROM
STRONG OXIDIZERS. KEEP CONTAINERS CLOSED.
Other Precautions:USE IN A WELL VENTILATED AREA.

Respiratory Protection:USE NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS IF TLV IS EXCEEDED OR WHEN USING IN CONFINED SPACES.
Ventilation:LOCAL EXHAUST PREFERRED. GENERAL MECHANICAL ACCEPTABLE
Protective Gloves:RUBBER
Eye Protection:SAFETY GOGGLES.
Other Protective Equipment:EYE BATH, SAFETY SHOWER.
Work Hygienic Practices:DO NOT EAT, DRINK OR SMOKE WHILE WORKING WITH
THIS PRODUCT.
Supplemental Safety and Health
MFR MSDS UNDATED.

HCC:F2
Boiling Pt:=79.4C, 175.F
Melt/Freeze Pt:=-86.7C, -124.F
Vapor Pres:71 MMHG
Vapor Density:2.5
Spec Gravity:0.8061
Evaporation Rate & Reference:6.3 (BU AC=1)
Solubility in Water:24% AT 20C
Appearance and Odor:CLEAR LIQUID, NON-RESIDUAL ODOR
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
ALKALINE MATERIALS, ACIDS, AND HALOGENS.
Stability Condition to Avoid:HEAT, FIRE, SOURCES OF IGNITION.
Hazardous Decomposition Products:CARBON DIOXIDE & CARBON MONOXIDE.

Waste Disposal Methods:INCINERATE WHERE PERMITTED, OR DISPOSE OF IN
FULL COMPLIANCE WITH ALL APPLICABLE INTERNATIONAL, FED, STATE &
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.