rubber accelerator dpg(d) chemical name: diphenyl guanidine synonyms: d, dpg molecular formula: c13h13n3 molecular weight: 211.27 cas no.: 102-06-7 product specification/models name of index technical specifications appearance white or grayish white powder melting point c min 145.0 heating loss % max 0.20 ash % max 0.30 residue(150um)% max 0.10 application: generally used for natural and synthetic rubbers. mainly used in manufacture of tires,rubber boards,rubber shoes and other rubber products.