ortho-phosphoric acid

ortho-phosphoric acid

noun Chemistry.

  1. a colorless, crystalline solid, H3PO4, the tribasic acid of pentavalent phosphorus: used chiefly in fertilizers, as a source of phosphorus salts, and in soft drinks as an acidulant and flavoring agent.


  1. a colourless soluble solid tribasic acid used in the manufacture of fertilizers and soaps. Formula: H 3 PO 4Also called: phosphoric acid


  1. phosphoric acid
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