Name: Phosphine

Formula: PH3 or H3P

Chemical Safety: Flammable, Corrosive, Acute Toxic, Enviromental Hazard

Molar Mass: 33.998 g/mol

Flash Point: Flammable Gas

Lower Explosive Limit(LEL): 1.79%VOL

Upper Explosive Limit(UEL:  -

TWA: 0.3 ppm

STEL: 1 ppm

General Description: A colorless gas with a disagreeable odor of fish or garlic. Boiling point -126°F; freezing point -209°F. Very toxic by inhalation at extremely low concentrations. Prolonged heating may cause containers to rupture violently and rocket.