Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (6) Hair (1) Liquid (1) Nails (1) (-) RBCs (1) Serum or Plasma (6) Urine (7) Test Area Exposure (1) Test Category Biomarkers (1) (-) Metals/Elements (1) Test Sub-Category Trace Elements (1) Test Test Name 4180R Selenium, RBCs