The technical standards can be adjusted according to requirements. DesignationSmall Partical Size Silica SolModelSS25AppearanceSlight milky transparent to translucentSiO2 (wt%)25.0±1%Na2O (wt%)<0.1%PH (20°C)9.0-11.0Density (20°C,g/cm3)1.15-1.17Viscosity (20°C,mPa•S)<15Particle size (nm)7-10Stability12 months Small Partical Size Silica Sol