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) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (21) Fluid (7) Hair (2) Nails (1) RBCs (4) Serum or Plasma (19) Stool (1) (-) Tissue (2) Urine (14) Test Area Exposure (1) Therapeutics (1) Test Category (-) Analgesics (1) Anesthetics (1) Antidepressants (2) Antiepileptics/Antiseizures (1) Antihistamines (1) Antipsychotics (1) (-) Metals/Elements (1) Pesticides/Insecticides (1) Stimulants (2) Volatiles (1) Test Sub-Category Opiates/Opioids (1) Toxic Elements (1) Test Test Name 3140TI Nickel, Tissue 3236TI Opiates Screen, Tissue