Hydrophobic nano silica oxide powder 1.SiO2:Min 96% 3.Size:13-16(nm ... -240m2 / g 2.other name:white carbo Hydrophobic nano silica oxide powder1.SiO2:more than 96%3.Size:13-16 nanometer4 ... hydrophobic SuperTamped density Max 0.15(g/ml) organics Max 6% heating loss Max3% PH6.5-7.5Dispersivity(CCl4) Min80BET surface ... , coating, rubber, plastic, fiber, sealant, adhesive Hydrophobic nano silica oxide powder