Antioxidant DFC-34 (Antioxidant DFC-34), molecular formula C28H27N, CAS Registry No. 75422-59-2, is mainly used for styrene-butadiene synthetic rubber and natural rubber, it can also be used in polyethylene, polypropylene, and other colored products. Applications: For natural rubber and synthetic rubber antioxidant, especially for styrene-butadiene rubber, having good heat aging, resistance to ozone and weather aging. Store in a cool, dry coffers, moisture and sun.