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) (10) Gas Chromatography (GC) (5) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (16) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type Blood (1) (-) Hair (1) Nails (1) Serum or Plasma (1) (-) Urine (1) Test Area (-) Exposure (2) Test Category Metals/Elements (2) Test Sub-Category Toxic Elements (1) Trace Elements (1) Test Test Name 4190U Silicon, Urine 4844H Zinc, Hair