Nano Zinc Oxide for Tire Tianxiongjian New Material Co., Ltd. Base Info Material:Nano Zinc OxideAppearance:PowderGrain Size:20nmSpecific Surface Area:60-80 M2,GTrademark:TianxiongjianSpecification:SGSOrigin:Qingdao, ShandongHS Code:28170010 Description Pre:Nanometer Zinc Oxide for Tire Next:Nano Zinc Oxide Rubber Grade