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 Drugs of Abuse (1) (-) Exposure (1) Therapeutics (18) Test Category Acids (3) Biomarkers (6) Depressants (2) Metals/Elements (23) (-) Other (1) Solvents (5) Terpenes (3) Volatiles (6) Test Sub-Category Other (1) Test Test Name 4618B Trichlorobenzenes, Blood