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/Mass Spectrometry (GC/MS) (1) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) Sample Type Blood (1) Serum or Plasma (1) Test Area Exposure (2) Test Category Acids (3) Alcohols (17) Antiepileptics/Antiseizures (3) Biomarkers (9) (-) Chemicals (1) Diagnostic Aids (2) Drugs of Abuse (5) Drugs of Abuse, Therapeutics (15) Exposure (1) (-) Gases (1) Industrial/Environmental Toxins (2) NPS/Designer Drugs (1) Other (6) Perfluorinated Compounds (4) Pesticides/Insecticides (3) Sedative/Hypnotics (2) Solvents (42) Terpenes (2) Therapeutics (10) Volatiles (72) Test Sub-Category (-) Hydrocarbons (1) (-) Other (1) Test Test Name 2745B Methane, Blood 3371SP PCB Panel, Congeners, Serum/Plasma