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) (2) Sample Type Blood (6) (-) Hair (1) (-) Nails (1) RBCs (4) Serum or Plasma (6) Urine (5) Test Area Test Category Test Sub-Category Test Test Name 3140H Nickel, Hair 3140N Nickel, Nails