zinc sulphate hepta crystalline Water soluble Raw material for zinc barium and other zinc salt Used as trace element fertiliz zinc sulphate hepta crystallineZinc sulphate heptahydrateApplications: 1. Mainly used as raw materials for producing zinc barium and other zinc salt;2. Important ancillary materials of vinylon fiber and viscose fiber;3. Used as trace element fertilizer in agriculture.4. ...
