... or light green crystals, transparent or semi-transparent . Sodium Silicate is made from sodium oxide and silicon dioxide, the molar ... +-1.0Fe, % ≤ 0.05Insolubles in water,% ≤ 1Use: Sodium Silicate is the indispensable raw material of washing powder ,detergent and ... ,mineral floating select.,acid-resisting material,constructional material.Solid Sodium silicate: 50kg/bag , 1000kg/bag, 1250kg/bag pp/pe , ...