... 4.ISO9001,COA white carbon black (SiO2)Appearance: White Powder or Granular Applications: Rubber Industry, such as Tyres, Cable ... also translucent, colored plastic soles/othersXD-0002 Apperance white powder SiO2(%) more than 90% Loss on heating(%)105°C ... in Medicine,food,Feed additives,Pesticides,Dry powder fire extinguishing agent, Paint .etcXD-0004Apperance white powder SiO2(%) more than 90% Loss ...