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 (6) Serum or Plasma (3) (-) Tissue (1) Urine (3) Test Area Exposure (1) Test Category Analgesics (5) Anesthetics (1) Antidepressants (3) Antiepileptics/Antiseizures (3) Antihistamines (1) Antihypertensives (1) Antipsychotics (2) Hallucinogens (1) Metals/Elements (4) Pesticides/Insecticides (1) Sedative/Hypnotics (1) Stimulants (3) (-) Volatiles (1) Test Sub-Category Other (1) Test Test Name 3974TI Propane, Tissue