Lithopone

SPECIFICATION OF LITHOPONE Item Specification Total amount of zinc(Galculated as zinc suifide and barium sulphate)%≥ 99 Total amount of zinc(Galculated as zinc suifide)%≥ 28 Zinc oxide≤% 0.6 Volatile matter at 105%≤ 0.3 Matter insoluble in water%≤ 0.4 Color(than to standard sample) White powder Alkalinity of aqueous extract Neutrale Oil absorption value (g/100pigment)≤ 14 Achromic powder(than to standard sample)%≥ 100 Hiding powder(Comparative ration) Not lower than 5% of standard sample