Krishna Antioxidants Pvt. Ltd. Manufactures O-Tolyl-Biquanide. Krishna Antioxidants Pvt. Ltd. Is an ISO 9001:2000 accredited company. The company manufactures speciality chemicals like Cosmetic Ingredient, Oil Refinery Additives, Paint Chemicals, Plastic Additives, Textile Chemicals, Crop Protection Chemicals, Oilfield Chemicals, Pharmaceutical Intermediates, and Rubber Chemicals etc. The O-Tolyl-Biquanide is a substituted Dicyandiamide type-Curing Agent suitable for the production of epoxy based powder coatings. It is used in the production of clear, high gloss, pigmented, colour stable, rapid reacting epoxy resin powder coating.