... in medicine, printing, dyeing, leather Formic acid 85%physical and chemical property: Formic acid is a kind of colorless, smoking, ... Use: Formic acid is one of basic organic chemical raw materials, which is extensively used in pesticide leather, dyestuff, medicine ... Natural Rubber6 Rubber industry: Coagulant, etc.7 Steel industry: Acid cleaning of steel production, etc.8 Paper industry: Pulp ...