title: Application of iron(III)--hydroxamic acid complexes in the spectrophotometric determination of poly(vinyl alcohol) in pharmaceutical preparations.
mesh_terms: D005290:Ferric Compounds / Q000032:analysis; D006877:Hydroxamic Acids / Q000032:analysis; D009883:Ophthalmic Solutions / Q000032:analysis; D010592:Pharmaceutic Aids / Q000032:analysis; D011142:Polyvinyl Alcohol / Q000032:analysis*; D013053:Spectrophotometry / Q000379:methods
chemical_list: D005290:Ferric Compounds; D006877:Hydroxamic Acids; D009883:Ophthalmic Solutions; D010592:Pharmaceutic Aids; D011142:Polyvinyl Alcohol