Farwest Paint Manufacturing Co.
4522 South 133rd Street
Tukwila, Washington, 98168
Sections I-IV (This Page) / Sections V-X (Click Here)
Material Safety Data Sheet
For Coatings and Related Materials
Prep: Jan. 1985 Update: July 1999
Section I  - Product Identification
24 Hour Emergency Assistance
Emergency (Chemtrec) (800) 424-9300
Information  (Farwest) (206) 244-8844
Specification No:

National Stock No:

Product Name: MEK (Methyl Ethyl Ketone)
Product Class: Solvent Blend
Cage Code: 6F266
   Hazard Rating
           0             Lowest
           1                  |
           2                  |
           3                  |
           4           Extreme
This Product
   Health: 2
   Flammability: 3
   Reactivity: 0
   Personal Protection: G
Hazardous Material: Yes:  XX   No:
EPA Registration Number (if Applicable): N/A

Section II - Hazardous Ingredients

Ingredient CAS Number Percent (By Weight)





Methyl Ethyl Ketone 78-93-3 >99.0% 200ppm 200ppm

"Pursuant to Title III of the Superfund Amendments and Reauthorization Act of 1986 (SARA) and 40 CFR Part 372, this product contains or may contain a toxic chemical in a quantity subject to the reporting requirements under Section 313"

Section III - Physical Data
Boiling Range: 175 F. Weight/Gallon: 6.50 lbs. Vapor Pressure: 74.9mmHg@20C
Vapor Density: Heavier than Air: XX Lighter than Air: 2.49 (AIR=1)
Evaporation Rate: Faster than Ether: Slower than Ether: XX  3.8 (BUAC=1)
Percent Volatile by Volume: 100% pH: N/A  Solubility in Water: Appreciable
VOC: 805 Grams/Liter (Less Water) Viscosity: N/A Reactivity in Water: None
Melting Point: N/A Freezing Point: -124 F. Decomposition Temp: N/A
Appearance & Odor: Clear, colorless liquid, pungent odor.

Section IV - Fire and Explosion Hazard Data

Flammability Classification: OSHA: Flammable Flash Point: 23 F. TCC
Class: 3 LEL: 1.8%  UEL: 11.5%
DOT: Flammable UN Number: 1193
Extinguishing Media: Foam, CO2, Dry Chemical or Water Fog.
Use the above or any Class B extinguishing agent. Water may be unsuitable as an extinguishing medium, but helpful in keeping adjacent containers cool.
Special Firefighting Procedures: Firefighters and others exposed to vapors or products of combustion should wear self-contained breathing apparatus. Evacuate area of unprotected personnel. Wear protective clothing.
Unusual Fire and Explosion Hazards: Vapors may form an explosive mixture in air and may be ignited by sparks, pilot lights, etc. Closed containers may rupture when exposed to extreme heat.

MEK (solvent)