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 (2) Serum or Plasma (2) Tissue (1) Urine (1) Test Area Therapeutics (2) Test Category Antihypertensives (2) Test Sub-Category Alkaloids (2) Antipyretics (2) Antivirals (1) Benzodiazepines (2) Beta-2 Andrenergic Agonists (1) (-) Beta Blockers (2) Calcium Channel Blockers (1) Carbonic Anhydrase Inhibitors (1) NSAIDs (1) Opiates/Opioids (2) Other (8) Test Test Name 0012B Acebutolol, Blood 0483B Atenolol, Blood