Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type 24 Hour Urine (1) (-) Blood (2) Fluid (1) Hair (1) Liquid (1) Nails (1) RBCs (1) Serum or Plasma (1) Tissue (1) Test Area (-) Exposure (2) Test Category Gases (1) Metals/Elements (1) Test Sub-Category (-) Hydrocarbons (1) Insecticides (1) Macrominerals (1) Other (17) (-) Toxic Elements (1) Trace Elements (2) Test Test Name 2670B Mercury, Blood 2745B Methane, Blood