Direct potentiometric and titrimetric determination of methadone in urine with plastic electrodes selectiive for hydrophobic cations.
D002412:Cations; D004566:Electrodes; D006801:Humans; D008567:Membranes, Artificial; D008691:Methadone / Q000652:urine*; D008722:Methods; D010969:Plastics; D011199:Potentiometry
D002412:Cations; D008567:Membranes, Artificial; D010969:Plastics; D008691:Methadone