Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (4) Fluid (2) Serum or Plasma (4) (-) Tissue (2) Urine (2) Test Area Therapeutics (2) Test Category Antianxiety (1) Antihypertensives (1) Test Sub-Category Alcohols (2) Antipyretics (1) (-) Benzodiazepines (1) Beta-2 Andrenergic Agonists (1) (-) Beta Blockers (1) Other (3) Toxic Elements (2) Tricyclic (1) Test Test Name 0260TI Alprazolam, Tissue 0483TI Atenolol, Tissue