Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Spectrophotometry (SP) (1) Sample Type Blood (10) (-) Fluid (1) Hair (1) Liquid (1) Nails (1) (-) RBCs (2) Serum or Plasma (10) Tissue (1) Urine (12) Test Area (-) Exposure (3) Therapeutics (3) Test Category Biomarkers (1) Metals/Elements (1) Pesticides/Insecticides (1) Test Sub-Category Other (2) Trace Elements (1) Test Test Name 4180R Selenium, RBCs 4215FL Strychnine, Fluid 4235R Sulfhemoglobin, RBCs