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) (6) Gas Chromatography/Mass Spectrometry (GC/MS) (5) Headspace Gas Chromatography (GC) (4) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type Blood (5) (-) Serum or Plasma (7) Urine (2) Test Area Therapeutics (7) Test Category Diuretics (6) Vasodilators (1) Test Sub-Category Alpha-2 Adrenergic Agonists (2) Alpha-2 Adrenergic Antagonists (1) Alpha Blockers (3) Beta Blockers (11) Calcium Channel Blockers (3) Diuretics (6) (-) Other (7) Thiazides (1) Your search has returned no tests.