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 (GC) (2) Sample Type Blood (2) Fluid (1) (-) Serum or Plasma (2) Tissue (1) Urine (1) Test Area Exposure (1) Therapeutics (1) Test Category Antihypertensives (1) Depressants (1) Test Sub-Category Anticholinergics (1) Antiparasitics (1) Barbiturates (1) (-) Calcium Channel Blockers (1) Non-Barbiturate Sedative Hypnotics (1) Other (10) Phenothiazines (1) (-) Sedative-Hypnotics (1) Tricyclic (2) Test Test Name 4640SP Trichloroethanol - Free, Serum/Plasma 4770SP Verapamil, Serum/Plasma