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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (1) Hair (1) Liquid (1) Nails (1) (-) RBCs (1) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (2) Test Category Diagnostic Aids (1) Metals/Elements (1) Test Sub-Category (-) Biomarkers (1) Opiates/Opioids (2) Other (13) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Stimulants (1) Synthetic Cannabinoids (2) Toxic Elements (3) (-) Trace Elements (1) Test Test Name 3475U S-Phenylmercapturic Acid, Urine 4180R Selenium, RBCs