Synonym(s): Methyl ethyl ketone, MEK
Formula: C4H8O
Formula weight: 72.11
Purity: 99%
CAS Number: 78-93-3
UN Number: UN1193
Hazard Class: 3
Packing Group: II
Harmonized Tariff Code: 2914.12
Hazard Statements: H225-H319-H336
Highly flammable liquid and vapour. Causes serious eye irritation. May cause drowsiness or dizziness.
Precautionary Statements: P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.
Risk Phrases: 11-36-66-67
Flammable. Irritating to eyes. Repeated exposure may cause skin dryness or cracking Vapours may cause drowsiness & dizziness
Safety Phrases: 9-16
Keep container in a well ventilated place. Keep away from sources of ignition - No Smoking.
Form: Clear colorless liquid
Density: 0.805
Melting point: -87°
Boiling point: 80°
Flash point: -3°(26°F)
Refractive Index: 1.3785
Merck: 14,6072
EINECS: 201-159-0
MDL: MFCD00011648
RTECS: EL6475000
Beilstein: 741880