title: Application of orthogonal functions to spectrophotometric analysis: the  p j  method.
mesh_terms: D001562:Benzimidazoles / Q000032:analysis; D002021:Buffers; D002626:Chemistry, Pharmaceutical; D006863:Hydrogen-Ion Concentration; D008433:Mathematics; D008956:Models, Chemical; D013053:Spectrophotometry; D013607:Tablets
chemical_list: D001562:Benzimidazoles; D002021:Buffers; D013607:Tablets