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) (1) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (4) Test Area Drugs of Abuse (1) Exposure (3) Test Category (-) Acids (2) (-) Alcohols (1) Analgesics (2) Anticholinergics (1) Antihistamines (1) Antihypertensives (1) Antimicrobials (1) Depressants (2) (-) Hallucinogens (1) Herbicides (1) Volatiles (1) Test Sub-Category Carboxylic Acids (2) Other (2) Your search has returned no tests.