1,Special plating zinc sulfate heptahydrate

   1, used as the emetic pharmaceutical agents, nutritional supplements, replacement agent.
   2, used in agriculture on a large number of feed, compound fertilizer as zinc supplements and pesticides to prevent pests and diseases of fruit trees;
   3, in the industrial production for the manufacture of lithopone (lithopone), zinc, man-made fibers and polyvinyl alcohol fiber material; mordant dyeing industry