Hydrophobic nano silica oxide powder 1.SiO2:Min 96% 3.Size: ... BET surface:170 -240m2 / g 2.other name:white carbo Hydrophobic nano silica oxide powder1.SiO2:more than 96%3.Size:13 ... size 13-16(nm) Purity(SiO2) More than 96% hydrophobic SuperTamped density Max 0.15(g/ml) organics Max 6 ... powder, lubricating grease, coating, rubber, plastic, fiber, sealant, adhesive Hydrophobic nano silica oxide powder