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) Enzyme-Linked Immunosorbent Assay (ELISA) (10) Enzyme Immunoassay (EIA) (5) Gas Chromatography (GC) (31) Gas Chromatography/Mass Spectrometry (GC/MS) (13) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (35) High Performance Liquid Chromatography/Tandem Quadrupole Time of Flight Mass Spectrometry. (4) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (6) Sample Type Blood (2) Serum or Plasma (2) Urine (2) Test Area Drugs of Abuse (6) Test Category Hallucinogens (3) NPS/Designer Drugs (3) Test Sub-Category (-) Opiates/Opioids (3) (-) Other (3) Your search has returned no tests.