title: Effect of maleic acid in compendial UV absorption assays for antihistamine maleate salts.
mesh_terms: D001977:Brompheniramine / Q000032:analysis; D055598:Chemical Phenomena; D002621:Chemistry; D002744:Chlorpheniramine / Q000032:analysis; D006634:Histamine H1 Antagonists / Q000032:analysis*; D008298:Maleates / Q000032:analysis*; D010632:Pheniramine / Q000032:analysis; D012997:Solvents; D013056:Spectrophotometry, Ultraviolet / Q000379:methods; D013607:Tablets / Q000032:analysis
chemical_list: D006634:Histamine H1 Antagonists; D008298:Maleates; D012997:Solvents; D013607:Tablets; D010632:Pheniramine; D002744:Chlorpheniramine; D001977:Brompheniramine