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) (8) Enzyme Immunoassay (EIA) (2) Gas Chromatography (GC) (6) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (26) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (28) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type Blood (1) Fluid (1) Serum or Plasma (1) Urine (1) Test Area Therapeutics (4) Test Category (-) Analgesics (4) Anesthetics (2) Antihistamines (2) Sedative/Hypnotics (3) Solvents (2) Test Sub-Category Opiates/Opioids (4) Your search has returned no tests.