This product can be widely used in paint, coating, printing ink,rubber and plastics field and so on Lithopone B311 Specifications Total Zinc Calculated use Zinc Sulfate and Barium Sulfate % 99 min Zinc Sulfate % 30 min Zinc Oxide % 0.3 max Volatile at 105°C % 0.3 max water soluble matter % 0.3 max Sieve Residue,63um 0.1 max oil absorption,g/100g 10 max color, compared with the standard sample ...