The Definitive Guide to high performance liquid chromatography system
Insert a regarded number of the antidepressant protriptyline, which serves as an interior common, to every serum sample and to each exterior typical. To eliminate matrix interferents, move a 0.five-mL aliquot of each and every serum sample or normal via a C18 strong-stage extraction cartridge. Immediately after washing the cartridge to get rid of t