Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (4) Fluid (1) Hair (1) Nails (1) RBCs (1) (-) Serum or Plasma (2) Tissue (2) Urine (3) Test Area Exposure (1) Therapeutics (1) Test Category Antidepressants (1) Metals/Elements (1) Test Sub-Category Benzodiazepines (3) Beta Blockers (1) Calcium Channel Blockers (1) NSAIDs (3) Opiates/Opioids (1) Other (9) Stimulants (1) Synthetic Cathinone (1) (-) Toxic Elements (1) (-) Tricyclic (1) Test Test Name 3140SP Nickel, Serum/Plasma 3220SP Nortriptyline, Serum/Plasma