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) (12) Enzyme Immunoassay (EIA) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (4) Headspace Gas Chromatography (GC) (10) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (10) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type Blood (1) Serum or Plasma (1) Urine (2) Test Area (-) Drugs of Abuse (4) Impairment (2) Postmortem (6) Test Category Drugs of Abuse, Therapeutics (1) NPS/Designer Drugs (3) Test Sub-Category (-) Other (4) Test Test Name 8031U Child Drug Exposure Screen, Urine 8756B Novel Psychoactive Substances (NPS) Screen 1, Blood 8756SP Novel Psychoactive Substances (NPS) Screen 1, Serum/Plasma 8756U Novel Psychoactive Substances (NPS) Screen 1, Urine