Alias name: pearl white;
CAS:1345-05-7;
Molecular formula:ZnSBaSO4
Properties: White powder, mixed of zinc sulfide and barium sulfate.
Applications: used for the color of paints, printing ink, tuber and so on.
Certificate of Analysis 
Item:B301
Ba+SO4 (as ZnS)%(m/m) : (min) 99
Zinc (as ZnS) (m/m)%: (min) 28
Zinc Oxide %(m/m) : (max) 0.6
105â?? Volatile%(m/m): (max) 0.3
Water Soluble%(m/m) : (max) 0.4
Screen residues (63um mesh) %(m/m) : (max) 0.1
Oil absorption g/100g : (max) 14
Color Killing (Compare with standard specimen) %: (min) 105

Item:B301
Ba+SO4 (as ZnS)%(m/m) : (min) 99
Zinc (as ZnS) (m/m)%: (min) 30
Zinc Oxide %(m/m) : (max) 0.3
105â?? Volatile%(m/m): (max) 0.3
Water Soluble%(m/m) : (max) 0.3
Screen residues (63um mesh) %(m/m) : (max) 0.1
Oil absorption g/100g : (max)  14
Color Killing (Compare with standard specimen) %: (min) 105