Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (3) (-) Serum or Plasma (2) Urine (2) Test Area Exposure (1) Therapeutics (1) Test Category Analgesics (3) Antiarrhythmics (1) Anticholinergics (2) Antidepressants (1) Antiepileptics/Antiseizures (1) Antimicrobials (1) Antimigraines (1) Antiparkinsons (1) Biomarkers (1) Metals/Elements (4) NPS/Designer Drugs (2) Opiates/Opioids (1) Pesticides/Insecticides (1) Sedative/Hypnotics (2) (-) Vasodilators (1) (-) Volatiles (1) Test Sub-Category Other (2) Test Test Name 4197SP Sildenafil and Metabolite, Serum/Plasma 4232SP Styrene, Serum/Plasma