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) (7) (-) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (6) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (34) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (14) Fluid (1) (-) Serum or Plasma (5) (-) Tissue (1) Urine (6) Test Area Drugs of Abuse (1) Impairment (1) Postmortem (1) Therapeutics (3) Test Category Antihypertensives (3) Drugs of Abuse (2) Therapeutics (1) Test Sub-Category Calcium Channel Blockers (2) Drug Facilitated Sexual Assault (1) Other (2) Vasodilators (1) Your search has returned no tests.