Iron Oxides, Stearyl Triethoxysilane. Gelest Red Iron Oxide SS acts as a surface treated powder. Gelest Red Iron Oxide SS offers lubricious skin feel and water repellency. Surface modification improves wetting and dispersion capability as well as skin adhesion & cushiony feel. Used in sunscreens, loose powders, pressed powders, powder cream product, water-in-oil foundations and water-in-silicone foundations. 

 Iron Oxides, Stearyl Triethoxysilane