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 (GC) (21) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (4) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Spectrophotometry (SP) (1) Sample Type Blood (3) Serum or Plasma (5) Test Area Drugs of Abuse (28) (-) Exposure (8) Impairment (6) Therapeutics (55) Test Category Antithrombotics (2) Pesticides/Insecticides (2) Volatiles (4) Test Sub-Category Anticoagulants (2) Herbicides (2) Other (4) Your search has returned no tests.