... pungent odor, miscible with water and alcohol solvents.Specification: Formic acid content85% Min(Cl-)0.005% Max(SO42-)0.002% ... , Deliming agent, Neutralizer etc.3, Printing and Dyeing Industry :Acid Stains etc.4, Chemical industry:Methane amide, DMF, Age resister ... , etc.5, Rubber industry:Coagulation, etc.6, Steel industry:Acid cleaning of steel production, etc. 7, Paper industry:Pulp ...