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) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type Blood (5) Fluid (2) Hair (1) Liquid (1) (-) Nails (1) (-) RBCs (1) Serum or Plasma (6) Tissue (1) Urine (3) Test Area Exposure (2) Test Category Metals/Elements (2) Test Sub-Category Trace Elements (2) Test Test Name 4844N Zinc, Nails 4844R Zinc, RBCs