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) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) Serum or Plasma (1) (-) Urine (1) Test Area Drugs of Abuse (1) Test Category Antianxiety (1) Antiepileptics/Antiseizures (2) Antihistamines (1) Antimicrobials (1) (-) Hallucinogens (1) Laxatives (1) Stimulants (1) Test Sub-Category Other (1) Test Test Name 2540U LSD Trace Analysis, Urine