B301

Ba+SO4 (as ZnS)min%(m/m)  99

Zinc (as ZnS) (m/m)min%  28  

Zinc Oxide max%(m/m)  0.6 

105℃ Volatilemax%(m/m)  0.3 

Water Solublemax%(m/m)  0.4 

Screen residues (63um mesh) max%(m/m)  0.1 

Oil absorption maxg/100g  14 

Color Killing (Compare with standard specimen) min% 105 

B311

Ba+SO4 (as ZnS)min%(m/m)  99

Zinc (as ZnS) (m/m)min%  30

Zinc Oxide max%(m/m)  0.3

105℃ Volatilemax%(m/m)  0.3

Water Solublemax%(m/m)  0.3

Screen residues (63um mesh) max%(m/m)  0.1

Oil absorption maxg/100g  10

Color Killing (Compare with standard specimen) min%  105