Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (1) Sample Type (-) Blood (2) Serum or Plasma (1) Urine (1) Test Area Exposure (1) Therapeutics (1) Test Category Acids (1) Alcohols (6) (-) Antiepileptics/Antiseizures (1) Biomarkers (1) Depressants (2) Diagnostic Aids (1) Drugs of Abuse (6) Drugs of Abuse, Therapeutics (2) Exposure (1) (-) Gases (1) NPS/Designer Drugs (1) Other (3) Solvents (9) Therapeutics (5) Volatiles (19) Test Sub-Category Hydrocarbons (1) Other (1) Test Test Name 2745B Methane, Blood 3310B Paraldehyde and Metabolite, Blood