The role of gas chromatography/mass spectrometry. Instrumental techniques in forensic urine drug testing.


Appropriate GC/MS analytic techniques can provide conclusive confirmatory evidence for the presence of drugs and metabolites in forensic urine drug testing. Although forensic laboratories are required to utilize GC/MS, they have flexibility and freedom in selecting instrumentation, modes of operation, and actual analytic methods. It is incumbent on the… (More)