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) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (16) Enzyme Immunoassay (EIA) (5) Gas Chromatography (GC) (1) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (27) Gas Chromatography/Mass Spectrometry (GC/MS) (13) Headspace Gas Chromatography (GC) (11) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (83) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Spectrophotometry (SP) (1) Sample Type Blood (1) Serum or Plasma (1) Urine (2) Test Area (-) Drugs of Abuse (4) Impairment (5) Postmortem (12) 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