title: Selective preseparation of pentacaine from biological material by SEP-PAK C18 cartridge.
mesh_terms: D002219:Carbamates / Q000032:analysis* / Q000097:blood; D002851:Chromatography, High Pressure Liquid / Q000379:methods; D006801:Humans
chemical_list: D002219:Carbamates; C010618:pentacaine