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) Test Area Exposure (1) Test Category (-) Volatiles (1) Test Sub-Category Barbiturates (1) Benzodiazepines (5) Non-Benzodiazepines (3) (-) Organochlorides (1) Other (20) Test Test Name 4333B Tetrachloroethane, Blood