... % :66 (+-1.0 )69+-1.076+-1.0Fe, % ≤ 0.05Insolubles in water,% ≤ 1Use: Sodium Silicate is the indispensable raw material of ... carbon black,zeolite molecular sieve. It can also be used in the industry of binder, foundry,mineral floating select.,acid- ... Sodium silicate: : 295kg/iron barrel , 23.6mt/20FCLKeep in a tightly closed container, Store in dry; cool; ventilated area, keep away from moisture ...