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) (2) Sample Type Blood (2) Fluid (2) (-) RBCs (1) Serum or Plasma (2) Tissue (1) (-) Urine (2) Test Area Therapeutics (3) Test Category Antianxiety (1) Mood Stabilizers (2) Test Sub-Category Amphetamines (1) Antiarrhythmics (2) Antiparasitics (1) (-) Benzodiazepines (1) (-) Metals/Elements (2) Other (9) Toxic Elements (1) Test Test Name 2520R Lithium, RBCs 2520U Lithium, Urine 2535U Lorazepam, Urine