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/Mass Spectrometry (GC/MS) (2) Sample Type (-) Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (2) Test Category Acids (2) 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