Product ID:METHYL ETHYL KETONE ASTM-D740-87
MSDS Date:09/01/1985
FSC:6810
NIIN:00-281-2762
MSDS Number: BDSVL

OCTAGON PROCESS INC.

596 RIVER ROAD
EDGEWATER, NJ 07020-1105
US

Emergency Phone: 201-945-9400/800-424-9300(CHEMTREC)

Info Phone: 201-945-9400

Cage: 82925

OCTAGON PROCESS INC.

EDGEWATER, NJ 07020 US

Telephone: 201-945-9400

Cage: 82925

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

LD50 LC50 Mixture:ORAL RAT =3.3G/KG
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:IRRITATION OF EYES,SKIN AND
RESPIRATORY TRACT ;CNS EFFECTS:HEADACHE,DIZZINESS AND LOSS OF
CONSCIOUSNESS. CHRONIC:DRYING OR DEFATING SKIN,DERMATITIS.
Explanation of Carcinogenicity:NO DATA AVAILABLE.
Effects of Overexposure:EYE/SKIN IRRITATION. INHALATION: CAUSE
HEADACEE, DIZZINESS AND LOSS OF CONSCIOUSNESS.
Medical Cond Aggravated by Exposure:PRE-EXISTING CONDITIONS MAY BE
WORSEN.

First Aid:EYE: FLUSH W/WATER FOR 15 MINS. GET MEDICAL ATT. SKIN: WASH
W/SOAP & WATER. REMOVE CONTAMINATED CLOTHING & SHOES; DON'T REUSE
UNTIL CLEANED. INHALATION: REMOVE TO FRESH AIR. INGESTION: DON'T
GIVE LIQU IDS IF VICTIM IS UNCONSCIOUS OR VERY DROWSY.

Flash Point Method:TCC
Flash Point:23F/-5C
Lower Limits:1.8
Upper Limits:11.5
Extinguishing Media:USE WATER FOG, CARBON DIOXIDE, FOAM, OR DRY
CHEMICAL.
Fire Fighting Procedures:FIRE FIGHTERS SHOULD USE NIOSH APPROVED SCBA &
FULL PROTECTIVE EQUIPMENT WHEN FIGHTING CHEMICAL FIRE. USE WATER
SPRAY TO COOL NEARBY CONTAINERS EXPOSED TO FIRE.
Unusual Fire/Explosion Hazard:FIRE OR EXCESSIVE HEAT MAY CAUSE
PRODUCTION OF HAZARDOUS DECOMPOSITION PRODUCTS. VAPORS HEAVIER THAN
AIR.CAN TRAVEL A LONG DISTANCE ALONG GROUND AND FLASHBACK.

Spill Release Procedures:SOAK UP RESIDUE WITH AN ABSORBENT SUCH AS
CLAY, SAND OR OTHER SUITABLE MATERIAL; PLA IN NON-LEAKING
CONTAINERS FOR PROPER DISPOSAL. FLUSH AREA WITH WATER TOEMOVE TRACE
RESIDUE; DISPOSE OF FLUSH SOLUTI ONS AS ABOVE.

Handling and Storage Precautions:STORE AWAY FROM STRONG OXIDIZING
AGENTS IN A COOL, DRY PLACE WITH ADEQUATE EXPLOSION-PROOF
VENLATION.
Other Precautions:DO NOT WELD, HEAT OR DRILL ON OR NEAR CONTAINER; EVEN
EMPTIED CONTAINERS CAN CONTAIN EXPLOSIVE VAPORS.

Respiratory Protection:USE A NIOSH-APPROVED RESPIRATOR TO PREVENT
OVEREXPOSURE.
Ventilation:USE EXPLOSION-PROOF VENT. AS REQUIRED TO CONTROL VAPOR.
Protective Gloves:IMPERVIOUS
Eye Protection:GOGGLES
Other Protective Equipment:IMPERVIOUS APRON,EYE-WASH FACILITIES-SAFETY
SHOWER.
Work Hygienic Practices:AVOID CONTACT WITH EYES AND SKIN;DO NOT BREATHE
VSAPORS/MIST:WASH THOROUGHLY AFTER EACH USE.
Supplemental Safety and Health

HCC:F2
Boiling Pt:=79.4C, 175.F
Melt/Freeze Pt:=-87.2C, -125.F
Vapor Pres:75
Vapor Density:2.5
Spec Gravity:0.81
Evaporation Rate & Reference:3.8 (BUTYL ACETATE=1)
Solubility in Water:APPRECIABLE
Appearance and Odor:COLORLESS, MOBILE LIQUID. PUNGENT ODOR.
Percent Volatiles by Volume:100%

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS
Stability Condition to Avoid:HIGH TEMPERATURES, SPARKS, AND OPEN FLAMES
Hazardous Decomposition Products:CO AND UNIDENTIFIED ORGANIC COMPOUNDS

Waste Disposal Methods:PLACE IN A DISPOSAL FACILITY APPROVED UNDER RCRA
REGULATIONS FOR HAZARDOUS WASTE. USE NON-LEAKING CONTAINERS, SEAL
TIGHTLY AND LABEL PROPERLY.

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.