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) Enzymatic Assay (EZA) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (10) Enzyme Immunoassay (EIA) (4) Gas Chromatography (GC) (27) Gas Chromatography/Mass Spectrometry (GC/MS) (7) Headspace Gas Chromatography (GC) (31) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Refractometer (REF) (2) Spectrophotometry (SP) (1) Sample Type Blood (2) Serum or Plasma (1) Urine (3) Test Area Exposure (2) Impairment (4) Test Category Acids (1) Alcohols (1) Biomarkers (2) (-) Drugs of Abuse (4) Drugs of Abuse, Therapeutics (5) NPS/Designer Drugs (1) Other (1) Pesticides/Insecticides (1) (-) Solvents (2) Therapeutics (9) Volatiles (6) Test Sub-Category Drug Facilitated Sexual Assault (3) Other (3) Your search has returned no tests.