rubber antioxidant d(pbn) 
chemical name: n-phenyl-2-naphthylamine 
molecular formula: c16h13n 
cas no.:135-88-6 

specification : 
appearance -------------------pale or brown powder 
melting point ---------- min 105.0 
reduction in weight after heating,---------% max 0.20 
ash,-------------% max 0.20 


application:the product is mainly used for natural and synthetic. used in tyres, rubber belts, and so on.