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  1. Phosphine - Wikipedia

    With traces of P2H4 present, PH3 is spontaneously flammable in air (pyrophoric), burning with a luminous flame. Phosphine is a highly toxic respiratory poison, and is immediately dangerous to life …

  2. Phosphine | Formula, Definition, & Facts | Britannica

    phosphine (PH3), a colourless, flammable, extremely toxic gas with a disagreeable garliclike odour. Phosphine is formed by the action of a strong base or hot water on white phosphorus or by the …

  3. CDC - NIOSH Pocket Guide to Chemical Hazards - Phosphine

    Hydrogen phosphide, Phosphorated hydrogen, Phosphorus hydride, Phosphorus trihydride Colorless gas with a fish- or garlic-like odor. [pesticide] [Note: Shipped as a liquefied compressed gas. Pure …

  4. Phosphine | PH3 | CID 24404 - PubChem

    Phosphine is a colorless, flammable, and explosive gas at ambient temperature that has the odor of garlic or decaying fish. Small amounts occur naturally from the break down of organic matter. It is …

  5. PHOSPHINE | CAMEO Chemicals | NOAA

    Phosphine is a super- toxic gas with a probable oral lethal dose of 5 mg/kg or 7 drops for a 150 pound person. An air concentration of 3 ppm is safe for long term exposure, 500 ppm is lethal in 30 …

  6. UN 2199: Phosphine - Substance information – HazMat Tool

    With traces of P2H4 present, PH3 is spontaneously flammable in air (pyrophoric), burning with a luminous flame. Phosphine is a highly toxic respiratory poison, and is immediately dangerous to life …

  7. Phosphine - NIST Chemistry WebBook

    NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of …

  8. PH3 properties - Chemical Portal

    Phosphine (PH₃), systematically named phosphane under IUPAC nomenclature, represents the simplest hydride in the phosphorus hydride series. This colorless, flammable gas exhibits a trigonal pyramidal …

  9. PH3 lewis structure, molecular geometry, hybridization, bond angle

    Jun 10, 2025 · Phosphine is a very toxic and dangerous gas, it has a chemical formula of PH 3. It is a colorless gas and has an odor like fish or garlic. In this tutorial, we will discuss Phosphine (PH 3) …

  10. PH3 Definition - Intro to Chemistry Key Term | Fiveable

    PH3, also known as phosphine, is a colorless, flammable gas with a distinctive unpleasant odor. It is an important inorganic compound that plays a significant role in the context of molecular structure and …