Product Description: TMM-30i is a colloidal suspension of silica in water. The silica is present as a proprietary distribution of particle sizes that produces excellent strength and stability as compared to standard sols. TMM-30i binder does not contain polymer. Typical Binder Physical Properties: Appearance: Milky white % SiO2: 29-30% pH: 9.7 - 10.7 Viscosity: 4-8 cps Density@20C: 1.201-1.219 (g/ml)