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) (3) Gas Chromatography (GC) (6) Headspace Gas Chromatography (GC) (3) (-) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (10) Sample Type Blood (1) Test Area Exposure (1) Test Category (-) Other (1) Test Sub-Category Biomarkers (1) Test Test Name 4885B ZPP (Zinc Protoporphyrin), Blood