Product TSP 47Appearance: A 2.75 ratio Sodium SilicateNa2O (±0.5%) 11.60SiO2(±0.7%) 31.90Weight Ratio, % SiO2, % Na2O 2.75 (±0.1%)Solids (±0.8%) 43.5Density, @ 20°C °Baume 47 ± 0.7