Name: Acetaldehyde

Formula: C2H4O

Chemical Safety: Flammable, Irritant, Health Hazard

Molar Mass: 44.05 g/mol

Flash Point: -40 °C (-40 °F)

Lower Explosive Limit(LEL): 4% VOL

Upper Explosive Limit(UEL:  60%VOL

TWA: -

Ceiling: 25ppm

General Description: A clear colorless liquid with a pungent choking odor. Flash point -36°F. Boiling point 69°F. Density 6.5 lb / gal. Vapors are heaver than air and irritate the mucous membranes and especially the eyes. Used to make other chemicals.