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) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (1) Serum or Plasma (1) Urine (3) Test Area (-) Exposure (5) Test Category Acids (5) Test Sub-Category (-) Carboxylic Acids (5) Hydrocarbons (1) Insecticides (3) Macrominerals (7) Opiates/Opioids (1) Organic (4) Organochlorides (1) Other (100) Toxic Elements (29) Trace Elements (16) Your search has returned no tests.