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 (-) Exposure (1) Test Category Depressants (1) Test Sub-Category Cyanide (1) Other (10) (-) Sedative-Hypnotics (1) Toxic Elements (12) Trace Elements (2) Test Test Name 4640SP Trichloroethanol - Free, Serum/Plasma