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) Gas Chromatography (GC) (6) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (10) Sample Type Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (2) Test Category Acids (3) Alcohols (3) Antianxiety (3) Antiarrhythmics (3) Antidepressants (5) Antipsychotics (3) Antithyroids (2) Dopamine Precursor (1) Gases (1) (-) Hallucinogens (2) Sedative/Hypnotics (5) Solvents (2) Volatiles (8) Test Sub-Category Other (2) Test Test Name 2541SP LSD Screen, Serum/Plasma 2541U LSD Screen, Urine