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) Antidepressants (5) 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