title: Letter: USP content uniformity test.
mesh_terms: D002214:Capsules / Q000592:standards; D008722:Methods; D004364:Pharmaceutical Preparations / Q000592:standards*; D010602:Pharmacopoeias as Topic; D013607:Tablets / Q000592:standards; D014481:United States
chemical_list: D002214:Capsules; D004364:Pharmaceutical Preparations; D013607:Tablets