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) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Gas Chromatography (GC) (9) (-) Headspace Gas Chromatography (GC) (8) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (37) Sample Type Blood (13) Fluid (6) Serum or Plasma (12) Tissue (5) Urine (9) Test Area Drugs of Abuse (3) (-) Exposure (10) (-) Therapeutics (35) Test Category Acids (2) Analgesics (13) Anticholinergics (3) Antihistamines (4) Antihypertensives (3) Antimicrobials (5) Antipsychotics (5) Hypoglycemic Agents (2) Solvents (4) Volatiles (4) Test Sub-Category Antimalarials (5) Carboxylic Acids (2) Diuretics (3) Opiates/Opioids (13) Organic (4) Other (18) Your search has returned no tests.