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) (14) Headspace Gas Chromatography (GC) (10) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (16) Sample Type (-) Blood (1) (-) Serum or Plasma (1) Umbilical Cord (1) Urine (1) Test Area Drugs of Abuse (2) Test Category NPS/Designer Drugs (2) Test Sub-Category Alkaloids (2) Test Test Name 3064B Mitragynine, Blood 3064SP Mitragynine, Serum/Plasma