... abradant.4 Cementation Reagent : White carbon black can be used in cementation reagent made by natural rubber or synthesis rubber to ... price.5 Anti Agglomeration Reagent: White carbon black can be used in some products such as grass fertilizers, fungicide, grind abrasive, ... cost and good paper performance.Also the product can be used in fire fighting, feed, cosmetics, extinction, pigment and paint ...