title: Sample preparation in the micro-determination of organic compounds in plasma or urine.
mesh_terms: D002851:Chromatography, High Pressure Liquid; D002852:Chromatography, Ion Exchange; D006801:Humans; D006838:Hydrocarbons / Q000097:blood / Q000652:urine; D006868:Hydrolysis; D007475:Ion Exchange Resins; D008832:Microchemistry; D004364:Pharmaceutical Preparations / Q000032:analysis* / Q000097:blood / Q000652:urine; D012997:Solvents; D013048:Specimen Handling
chemical_list: D006838:Hydrocarbons; D007475:Ion Exchange Resins; D004364:Pharmaceutical Preparations; D012997:Solvents