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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) :≥99
Zinc (as ZnS) (m/m)%:≥28
Zinc Oxide %(m/m) :≤0.6
105℃ Volatile%(m/m):≤0.3
Water Soluble%(m/m) :≤0.4
Screen residues (63um mesh) %(m/m) :≤0.1
Oil absorption g/100g :≤14
Color Killing (Compare with standard specimen) %:≥105

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