Product TSP 42Appearance: A 3.1 ratio Sodium SilicateNa2O (±0.5%) 8.95SiO2 (±0.7%) 28.65Weight Ratio, % SiO2, % Na2O 3.2(±0.1%)Solids (±0.8%) 37.6Density, @ 20°C °Baume 42 ± 0.7