Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (10) Fluid (3) Serum or Plasma (15) (-) Tissue (2) Urine (4) Test Area Therapeutics (2) Test Category Antidepressants (3) (-) Antiepileptics/Antiseizures (1) (-) Antihypertensives (1) Antipsychotics (2) Pesticides/Insecticides (1) Sedative/Hypnotics (1) Test Sub-Category Beta Blockers (1) Other (1) Test Test Name 4000TI Propranolol, Tissue 4757TI Valproic Acid, Tissue