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) Headspace Gas Chromatography (GC) (4) Sample Type Blood (1) (-) Serum or Plasma (1) Test Area Exposure (1) Test Category Acids (2) Alcohols (2) Biomarkers (2) (-) Depressants (1) Industrial/Environmental Toxins (1) Other (1) Pesticides/Insecticides (2) Sedative/Hypnotics (4) Solvents (15) Volatiles (15) Test Sub-Category Sedative-Hypnotics (1) Test Test Name 4640SP Trichloroethanol - Free, Serum/Plasma