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) Gas Chromatography (GC) (1) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Sample Type (-) Blood (2) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (3) Test Category Acids (2) Gases (1) Test Sub-Category Alcohols (1) (-) Carboxylic Acids (2) Drug Facilitated Sexual Assault (2) (-) Hydrocarbons (1) Other (20) Test Test Name 2134B Formic Acid, Blood 2134U Formic Acid, Urine 2745B Methane, Blood