... paint, spray paint, zinc and barium white, zinc whiteDescription:zinc sulfate feed/industry grade98% zinc sulphate (ZnSO4.H2O)/22% Znpacking ... a Chinese chemical factory, we supply barium carbonate, zinc sulphate and other chemical materials. We have long history on this line ... dying field. Besides ,it works as fertilizer and animal feed. Zinc Sulphate functions as activator in the medicine industry. ...