... NH4-stabilizer colloidal silica (silicon dioxide,silica sol)Particle size 8-20(nm),low impurity, high diaphaneity, etc. NH4-stabilizer colloidal silica (silicon dioxide,silica sol)There ... packed in 25kg,250kg or 1000kg plastic drums.Store the colloidal silica at a temperature between 0 and 50, avoid exposure to ...