Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (3) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (3) (-) Fluid (1) Serum or Plasma (3) Tissue (1) Urine (1) Test Area Therapeutics (1) Test Category Antidepressants (1) Antiepileptics/Antiseizures (2) (-) Antihypertensives (1) Hallucinogens (1) Test Sub-Category Beta Blockers (1) Test Test Name 4000FL Propranolol, Fluid