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) (1) Sample Type Blood (1) (-) Serum or Plasma (1) Test Area Drugs of Abuse (4) (-) Exposure (1) Test Category Acids (4) Alcohols (10) Biomarkers (6) Chemicals (1) (-) Depressants (1) Industrial/Environmental Toxins (2) Metals/Elements (2) Other (1) Perfluorinated Compounds (3) Pesticides/Insecticides (4) Solvents (25) Volatiles (31) Test Sub-Category Sedative-Hypnotics (1) Test Test Name 4640SP Trichloroethanol - Free, Serum/Plasma