Phosphine (PH3)

Phosphine (PH3) A colorless, extremely toxic gas with corruption fish smell . Slightly soluble in cold water, soluble in ethanol and aether. A small quantity of hydrogen diphosphate, burning by itself and shine in the air, and generate oxidation diphosphorus and water. Used for standard gas, extension, diffusion, chemical phase deposition ----------------------------------------------------------------------------------------------- - PURITY≥ 99.9999% Nitrogen< 0.5 ppm Argon + Oxygen< 0.1 ppm Total Hydrocarbons (as CH4)< 0.1 ppm Carbon Monxide< 0.1 ppm Carbon Dioxide< 0.1 ppm Water< 0.5 ppm Arsine< 1.0 ppm ----------------------------------------------------------------------------------------------------- Cylinder Data Pressure @ 70°F: 485 psig ----------------------------------------------------------------------------------------------------- Molecular Weight:34 Specific Volume: 11.4 cf/lb @NTP Boiling Point: -125.9 °F@ 1 Atm CAS No.: 7803-51-2 Hazards: Inhalation and Fire Safety Data: LC50 Rat: 20 ppm ACGIH - TLV: 0.3 ppm IDLH: 200 ppm Vapor Pressure Data: T, Deg.F P,psia 32 310 70 499.7 ---------------------------------------------