Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (3) Serum or Plasma (3) (-) Urine (3) Test Area Exposure (1) Therapeutics (2) Test Category Analgesics (6) (-) Antianxiety (1) Antispasmodics (1) Industrial/Environmental Toxins (1) (-) Muscle Relaxants (1) (-) Other (1) Test Sub-Category Benzodiazepines (1) Other (2) Test Test Name 1352U o-Cresol, Urine 3248U Orphenadrine, Urine 3260U Oxazepam, Urine