Formic acid Popular name: Methanoic acid Molecular formula: HCOOH CAS No.: 64-48-6 Formic acidPopular name: Methanoic acidMolecular formula: HCOOHCAS No.: 64 ... (Quality standard GB/T2093-93)Index itemQuallified gradeExcellent gradeFormic acid, %≥8590Acetic acid, %0.60.4Chroma(as platinum and cobalt), %≤1010Dilution ... pesticide, leather, rubber, dyes, pharmaceuticals and other industries. Formic Acid