Zinc chloride(ZnCL2): ≥98.0 %    Basic salt (ZnO): 1.8-2.2%

Sulfate(SO4): ≤0.01%    Barium(Ba): ≤0.1%     Ferrum(Fe): ≤0.0005%

Heavy metal(Pb): ≤0.0005%   Cadmium(Cd): ≤0.0005%   Corrosion test on zinc platePass