... rubber, paint, printing ink,etc. Chemical Name: carbon black Chemical formula:C CASRN: 1333-86-4 Product Specifications ... ~107 , 81~95, 81~95 , 68~82 CTAB Surface Area 103m2/Kg 106~116 , 79~87, 38~46 ... , 31~39 Nitrogen Surface Area 114~124, 78~88 , 38~46, 30~40 ... For rendering, anti-ultraviolet light, or electrical conductivity;Carbon black can also be used as rubber reinforcing agent ...