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) (3) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type (-) Blood (2) Fluid (1) (-) Hair (1) Liquid (2) Nails (1) RBCs (2) Serum or Plasma (2) Urine (1) Test Area Exposure (3) Test Category Metals/Elements (3) Test Sub-Category Toxic Elements (11) (-) Trace Elements (3) Test Test Name 4180B Selenium, Blood 4180H Selenium, Hair 4844B Zinc, Blood