Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Enzyme Immunoassay (EIA) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type (-) Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Drugs of Abuse (2) Test Category Anticoagulants (1) Antithrombotics (1) (-) Drugs of Abuse (2) NPS/Designer Drugs (1) Pesticides/Insecticides (20) Therapeutics (6) Test Sub-Category Other (2) Test Test Name 1876B Drug Screen - Expanded, Blood 1876U Drug Screen - Expanded, Urine