... formic acid 85% to 99% with reliable quality and competitive price. CAS: 64-18-6 Formic acid is a ... agent, Neutralizer etc.3, Printing and Dyeing Industry :Acid Stains etc.4, Chemical industry:Methane amide, DMF, ... 5, Rubber industry:Coagulation, etc.6, Steel industry:Acid cleaning of steel production, etc. 7, Paper industry ... etc. 10, Poultry industry:Silage, etc. 85% Formic Acid (Methanonic Acid)