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) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) Sample Type 24 Hour Urine (1) Blood (11) (-) Fluid (2) Hair (2) Liquid (1) (-) Nails (1) RBCs (2) Serum or Plasma (13) Tissue (1) Urine (12) Test Area Exposure (2) Therapeutics (1) Test Category Antihypertensives (1) Metals/Elements (2) Test Sub-Category Beta Blockers (1) (-) Calcium Channel Blockers (1) Other (8) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) (-) Toxic Elements (2) Trace Elements (3) Test Test Name 4370N Thallium, Nails 4486FL Titanium, Fluid 4770FL Verapamil, Fluid