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 (3) (-) Serum or Plasma (1) Test Area Exposure (1) Test Category Acids (1) (-) Depressants (1) Test Sub-Category Alcohols (2) (-) Sedative-Hypnotics (1) Test Test Name 4640SP Trichloroethanol - Free, Serum/Plasma