Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (3) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (5) (-) Fluid (2) Serum or Plasma (5) Tissue (1) Urine (4) Test Area Therapeutics (2) Test Category (-) Antianxiety (2) Antiepileptics/Antiseizures (1) Depressants (1) Sedative/Hypnotics (5) Test Sub-Category Benzodiazepines (2) Test Test Name 0260FL Alprazolam, Fluid 8646FL Alprazolam and Metabolite, Fluid