title: Determination of orthophosphate in the presence of inorganic pyrophosphate in the assay of inorganic pyrophosphatase activity.
mesh_terms: D003300:Copper; D011756:Diphosphates; D008722:Methods; D010710:Phosphates / Q000032:analysis*; D011755:Pyrophosphatases / Q000032:analysis*
chemical_list: D011756:Diphosphates; D010710:Phosphates; D003300:Copper; D011755:Pyrophosphatases