Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Serum or Plasma (2) Test Area Drugs of Abuse (3) (-) Exposure (2) Therapeutics (2) Test Category Antithrombotics (2) Test Sub-Category (-) Anticoagulants (2) Herbicides (2) Insecticides (5) Other (21) Your search has returned no tests.