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) (1) Enzymatic Assay (EZA) (1) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Enzyme Immunoassay (EIA) (1) (-) Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (16) Sample Type Blood (7) Fat (1) (-) Fluid (1) Hair (1) Serum or Plasma (5) (-) Tissue (2) (-) Urine (3) Test Area Exposure (2) Therapeutics (4) Test Category Analgesics (2) Antispasmodics (1) Muscle Relaxants (1) Other (1) Pesticides/Insecticides (1) Test Sub-Category Antispasmodics (1) Opiates/Opioids (2) Other (3) Your search has returned no tests.