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 (2) (-) Exposure (1) Test Category Acids (2) Alcohols (6) Biomarkers (3) Chemicals (1) (-) Depressants (1) Industrial/Environmental Toxins (1) Metals/Elements (1) Perfluorinated Compounds (1) Pesticides/Insecticides (2) Solvents (11) Terpenes (1) Volatiles (12) Test Sub-Category Sedative-Hypnotics (1) Test Test Name 4640SP Trichloroethanol - Free, Serum/Plasma