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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (7) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type Hair (1) Nails (1) Urine (1) Test Area Exposure (3) Test Category (-) Metals/Elements (3) Test Sub-Category Trace Elements (3) Test Test Name 4844H Zinc, Hair 4844N Zinc, Nails 4844U Zinc, Urine