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/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (1) Sample Type Blood (7) Fluid (1) (-) Plasma (1) Serum or Plasma (2) (-) Tissue (1) Urine (9) Test Area Exposure (1) Therapeutics (1) Test Category Analgesics (1) (-) Anesthetics (1) Antianxiety (1) Anticholinergics (1) Anticoagulants (1) Antidepressants (2) Antiepileptics/Antiseizures (1) Antihypertensives (1) Bronchodilators (1) Depressants (2) Metals/Elements (4) Psychoactives (1) (-) Volatiles (1) Test Sub-Category Other (2) Test Test Name 0541TI Benzene, Tissue 0560P Benzocaine, Plasma