Formic acid 85%-- Leather& Dye Chemical Formic acid 85% mainly used in Pesticides,Leather,dye, ... or by ISOTANKMain use: It is one basic chemicals for organic Chemical,mainly used in Pesticides,Leather,dye,medicine and rubber ect ... .Pesticide Industry:Triadimefon, triadimefon, MET, insecticidal ether ect.3.Chemical Industry:Formamide, dimethylformamide, antioxidant ect.4.Leather Industry:Tanning agents ...