INORGANIC PHOSPHIDES

Toxicology

  • The most common cause of severe toxicity with inorganic phosphides in humans are due to ingestion of aluminium phosphide (ALP) and Zinc phosphide. Inhalational and absorption through eyes, skin and dermal surfaces are other modes of toxicity although they are of low clinical significance.
  • Zinc phosphides are widely available and therefore involved in a majority of cases in Kenya.
  • Inorganic phosphide, in the presence of water or acidic conditions in the stomach decomposes to toxic phosphine gas (PH3); this is true about unstable metal phosphides such as ALP. However, Zinc phosphide is a . . .

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