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) (5) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type Blood (1) Test Area Exposure (1) Test Category Analgesics (16) Antidepressants (8) Antidiabetics (2) Antiepileptics/Antiseizures (6) Antihistamines (2) Antihypertensives (6) Antimicrobials (3) Antineoplastics (2) Antiparkinsons (3) Antipsychotics (2) Antirheumatics (2) Bronchodilators (4) Cholinesterase Inhibitors (2) Diuretics (2) Immunosuppressants (5) Muscle Relaxants (2) Other (1) Sedative/Hypnotics (5) Stimulants (3) Sympathomimetic Amines (3) Vasodilators (2) (-) Volatiles (1) Test Sub-Category Other (1) Test Test Name 1611B Tetrafluoroethane and Difluoroethane Panel, Blood