ion mobility, ion mobility spectrometry, high performance ion mobility spectrometry, ESI, Electrospray Ionization, IMS-MS, Ion mobility mass spectrometry, drugs of abuse, detection of drugs
HPIMS with electrospray ionization is used to separate drugs of abuse compounds. This paper shows the technique provides a simple “dilute-and-shoot” method to be used to detect a mixture of codeine and morphine in a urine matrix.