B301 B311
Ba+SO4 (as ZnS)%(m/m) ≥ 99 99
Zinc (as ZnS) (m/m)%≥ 28 30
Zinc Oxide %(m/m) ≤ 0.6 0.3
105° C Volatile%(m/m)≤ 0.3 0.3
Water Soluble%(m/m) ≤ 0.4 0.3
Screen residues (63um mesh) %(m/m) ≤ 0.1 0.1
Oil absorption g/100g ≤ 14 10
Color Killing (Compare with standard specimen) %≥ 105 105
Properties: Lithopone is a white pigment composed of a mixture of barium sulfate (28 - 30%) and zinc sulfide (68 - 70%) with trace amounts of zinc oxide
Ba+SO4 (as ZnS)%(m/m) ≥ 99 99
Zinc (as ZnS) (m/m)%≥ 28 30
Zinc Oxide %(m/m) ≤ 0.6 0.3
105° C Volatile%(m/m)≤ 0.3 0.3
Water Soluble%(m/m) ≤ 0.4 0.3
Screen residues (63um mesh) %(m/m) ≤ 0.1 0.1
Oil absorption g/100g ≤ 14 10
Color Killing (Compare with standard specimen) %≥ 105 105
Properties: Lithopone is a white pigment composed of a mixture of barium sulfate (28 - 30%) and zinc sulfide (68 - 70%) with trace amounts of zinc oxide