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) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Plasma (1) Urine (1) Test Area Therapeutics (2) Test Category (-) Anesthetics (2) Antidepressants (7) Antihistamines (3) Antimicrobials (4) Antipsychotics (3) Biomarkers (5) Metals/Elements (6) Pesticides/Insecticides (5) Plasticizers (2) Sedative/Hypnotics (11) Volatiles (7) Test Sub-Category Other (2) Test Test Name 0560P Benzocaine, Plasma 0560U Benzocaine, Urine