Mujiyanti, Dwi Rasy; Nisa, Hayatun; Rosyidah, Kholifatu; Ariyani, Dahlena; Abdullah, Abdullah
(FMIPA, Universitas Pattimura-Indonesia, 2020-05-31)
Tetraethyl Ortosylicate (TEOS) is a material is widely used in industrial fields. One source of silica (SiO2) is rice husk ash. In this study was determined the effect of reaction time on viscosity and density in making ...