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