Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme Immunoassay (EIA) (1) (-) Gas Chromatography (GC) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Refractometer (REF) (2) Sample Type Blood (3) Meconium (2) Serum or Plasma (2) (-) Urine (4) Test Area Exposure (2) Therapeutics (2) Test Category (-) Analgesics (2) Anesthetics (1) Antianxiety (1) Antiarrhythmics (1) Anticholinergics (2) Antidepressants (2) Antihistamines (1) Benzodiazepines (1) Depressants (1) Muscle Relaxants (1) NPS/Designer Drugs (2) Sedative/Hypnotics (1) Stimulants (1) (-) Volatiles (2) Test Sub-Category Opiates/Opioids (2) Other (2) Test Test Name 0542U Benzene Incident, Urine (OSHA) 0543U Benzene OSHA Exposure Panel, Urine 0801U Buprenorphine and Metabolite - Total (Conjugated/Unconjugated), Urine 0885U Butorphanol - Total (Conjugated/Unconjugated), Urine