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 (1) (-) Serum or Plasma (1) Urine (1) Test Area Therapeutics (2) Test Category Antiarrhythmics (2) Test Sub-Category Alkaloids (2) Alkylating Agents (1) Anticoagulants (3) Aromatics (2) Barbiturates (10) Benzodiazepines (4) (-) Beta Blockers (2) Designer Benzodiazepines (2) Opiates/Opioids (8) Other (25) Small Molecule (2) Solvents (2) Sympathomimetic Amines (2) Synthetic Cathinone (2) Toxic Elements (10) Test Test Name 3227B Beta-Blockers Panel, Blood 3227SP Beta-Blockers Panel, Serum/Plasma