Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (1) Fluid (1) RBCs (1) Serum or Plasma (1) Tissue (1) (-) Urine (2) Test Area Therapeutics (2) Test Category Anesthetics (2) Antianxiety (1) Antiepileptics/Antiseizures (2) Antihistamines (1) Antimicrobials (1) Antipsychotics (1) Hallucinogens (2) (-) Laxatives (1) Metals/Elements (2) (-) Mood Stabilizers (1) Stimulants (1) Test Sub-Category Metals/Elements (1) Other (1) Test Test Name 2499U Laxatives Panel (Qualitative), Urine 2520U Lithium, Urine