formic acid

Applications:  1. In glaze making of porcelain,tinting of porcelain products, making of polishing material, super paint pigment, etc.2. In smelting of metal chrome, as coloring agent of chrome carbide,enamel,glass, artificial leather and building materials, as organic synthetic catalyst .3. In making of sunlight fastness coatings,special printing ink for paper money, making of polishing ointment and abrasive,etc.4. In making chrome metal,etc.