Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (2) Gas Chromatography (GC) (6) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (19) Sample Type Blood (2) Serum or Plasma (1) Test Area Drugs of Abuse (1) Exposure (2) Test Category (-) Analgesics (1) Other (1) Sedative/Hypnotics (3) Solvents (4) (-) Volatiles (2) Test Sub-Category Opiates/Opioids (1) Other (2) Test Test Name 4232B Styrene, Blood 4232SP Styrene, Serum/Plasma 4376B Thebaine, Blood