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) (2) Enzyme Immunoassay (EIA) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (5) Sample Type Blood (1) (-) Serum or Plasma (1) (-) Urine (1) Test Area (-) Drugs of Abuse (2) Test Category NPS/Designer Drugs (2) Test Sub-Category Alkaloids (2) Test Test Name 3064SP Mitragynine, Serum/Plasma 3078U Mitragynine (Qualitative), Urine