Inoxia Chemical Supplies

Sodium silicate 140 Twaddle (unit of density). Can be used with calcium chloride to treat cardboard mortars using the method in this link.

Concentration: 60% approx.

Irritating to the skin. Risk of serious damage to eyes.
Keep out of reach of children. In case of contact with eyes rinse immediately with plenty of water and seek medical advice. Wear suitable gloves. Wear eye and face protection.