Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (4) Gas Chromatography (GC) (31) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (9) Headspace Gas Chromatography (GC) (8) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (56) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (5) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (20) Spectrophotometry (SP) (1) Sample Type (-) Blood (2) (-) Serum or Plasma (2) Test Area Drugs of Abuse (2) Therapeutics (2) Test Category Analgesics (2) Stimulants (2) Test Sub-Category Opiates/Opioids (2) Other (2) Your search has returned no tests.