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 (GC) (1) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type Blood (1) (-) Serum or Plasma (1) Urine (1) Test Area Exposure (1) Test Category Acids (1) Test Sub-Category (-) Carboxylic Acids (1) Drug Facilitated Sexual Assault (1) Other (3) Test Test Name 2134SP Formic Acid, Serum/Plasma