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) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type Blood (3) Fluid (1) RBCs (1) Serum or Plasma (3) (-) Tissue (1) (-) Urine (2) Test Area Therapeutics (3) Test Category Anesthetics (3) Antianxiety (1) Antiepileptics/Antiseizures (2) Antihistamines (1) Antimicrobials (1) (-) Antipsychotics (1) Hallucinogens (2) Laxatives (1) Metals/Elements (3) (-) Mood Stabilizers (2) Stimulants (1) Test Sub-Category Metals/Elements (2) Other (1) Test Test Name 2520TI Lithium, Tissue 2520U Lithium, Urine 2538U Loxapine, Urine