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) (3) Sample Type (-) Blood (1) (-) Fluid (1) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (3) Test Category Antianxiety (3) Test Sub-Category Amphetamines (2) Antiarrhythmics (5) Antiparasitics (2) (-) Benzodiazepines (3) Beta Blockers (2) Insecticides (1) Metals/Elements (3) Other (24) Toxic Elements (2) Test Test Name 2535B Lorazepam, Blood 2535FL Lorazepam, Fluid 2535U Lorazepam, Urine