Item Standard

1.Item    Standard B301
Ba+SO4 (as ZnS)%(m/m) ≥  99
Zinc (as ZnS) (m/m)%≥  28
Zinc Oxide %(m/m) ≤  0.6
Screen residues (63um mesh) %(m/m) ≤  0.1
Oil absorption g/100g ≤  14
Color Killing (Compare with standard specimen) %≥  105

2.Item     Standard  B311
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

Packing: 25kg or 50kg P.P. bag.

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