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) (11) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (73) Gas Chromatography/Mass Spectrometry (GC/MS) (20) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) Headspace Gas Chromatography (GC) (54) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (11) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (6) (-) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (5) Refractometer (REF) (4) Spectrophotometry (SP) (2) Sample Type Blood (3) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (3) (-) Exposure (5) Impairment (2) Postmortem (2) Test Category Other (2) Pesticides/Insecticides (3) Test Sub-Category (-) Other (5) Toxic Elements (3) Your search has returned no tests.