Formic Acid Molecular Formula: HCOOH CAS No.: 64-18-6 H.S.Code: 29151100 UN Number: 1779 Formic AcidMolecular Formula: HCOOH CAS No.: 64-18-6H.S.Code: 29151100UN Number: 1779Class: 8Appearance: clear colorless liquid, pungent odor. Peculiarity: Solube in water, alcohol, aether, and so on. Uses: Widely used in Pharmaceutica, Pesticide, Chemical, Leather, Textile, Rubber, Steel, paper and Food ...