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) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) Serum or Plasma (3) Urine (1) Test Area Exposure (2) Therapeutics (4) Test Category Dopamine Precursor (1) Pesticides/Insecticides (2) Stimulants (3) Test Sub-Category (-) Amphetamines (3) Antiarrhythmics (9) Antiparasitics (3) Benzodiazepines (4) Beta Blockers (3) (-) Insecticides (2) Metals/Elements (6) Other (38) (-) Parkinsons (1) Toxic Elements (8) Your search has returned no tests.