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) (8) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (65) Gas Chromatography/Mass Spectrometry (GC/MS) (15) (-) Headspace Gas Chromatography (GC) (46) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Refractometer (REF) (4) (-) Spectrophotometry (SP) (1) Sample Type Blood (24) Fluid (2) Serum or Plasma (11) Tissue (3) Urine (7) Test Area Drugs of Abuse (1) Exposure (46) Test Category Alcohols (17) Antiepileptics/Antiseizures (3) Biomarkers (4) Depressants (8) Diagnostic Aids (2) Drugs of Abuse (14) Drugs of Abuse, Therapeutics (15) Exposure (1) NPS/Designer Drugs (1) Other (3) (-) Solvents (18) Therapeutics (13) (-) Volatiles (29) Test Sub-Category Organic (4) Other (43) Your search has returned no tests.