Synonyms: Ethyl methyl ketone; MEK; Methyl ethyl ketone
Formula: C2H5COCH3
Formula Weight: 72.11
CAS No.: 78-93-3
Purity: ≥99.9% (GC)
Density: 0.805 g/mL at 25 °C(lit.)
Supplemental Hazard Statements: Repeated exposure may cause skin dryness or cracking.
Assay: ≥99.9% (GC)
Autoignition Temp.: 960°F
BP: 80°C(lit.)
Density: 0.805 g/mL at 25°C(lit.)
Expl. Lim.: 10.1 %
Grade: analytical standard
MP: −87°C(lit.)
Refractive Index: n20/D 1.379
Shelf Life: (limited shelf life, expiry date on the label)
Vapor Density: 2.49 (vs air)
Vapor Pressure: 71 mmHg ( 20°C)