title: IN VITRO EVALUATION OF SUSTAINED-RELEASE TABLETS BY DUAL CHANNEL SCINTILLATION COUNTING.
mesh_terms: D001241:Aspirin; D002247:Carbon Isotopes; D002626:Chemistry, Pharmaceutical; D002713:Chlorine; D003692:Delayed-Action Preparations; D066298:In Vitro Techniques; D010604:Pharmacy; D010656:Phenylephrine; D011868:Radioisotopes; D011874:Radiometry; D012106:Research; D012588:Scintillation Counting; D013607:Tablets
chemical_list: D002247:Carbon Isotopes; D003692:Delayed-Action Preparations; D011868:Radioisotopes; D013607:Tablets; D010656:Phenylephrine; D002713:Chlorine; D001241:Aspirin
keywords: ASPIRIN; CARBON ISOTOPES; CHEMISTRY, PHARMACEUTICAL; CHLORINE; DELAYED-ACTION PREPARATIONS; EXPERIMENTAL LAB STUDY; PHENYLEPHRINE; RADIOISOTOPES; RADIOMETRY; TABLETS