Properties：white powerUses：industrial material for paint,printing ink,rub and piasticPacking：in polyethylene film bag with outer polypropylene woven bagSpecification：25kg or 50kg net eachITEMB301 Main TechnologyIndexSuper GradeGradelQualifide GradeTotal of Zinc and Bas04(asZns) %（m/m)≥99Total Zinc(asZns) %（m/m)≥28Zinc oxide %（m/m)≤0.60.81Volatile matters at 105 %（m/m)≤0.30.30.5Soluble matters in water %（m/m)≤0.40.50.5Screen residues(63um mesh) %（m/m)≤0.10.10.1Colour(Compare with standard specimen)SuperiorSimilarLittle lowAlkalinity of water extractingNeutralOil absorption g/100g≤14Colour Killing(Compare with standard specimen) %≥10510095Hiding power(ratio)No below to 5% of standard sample(Absolute difference)
