... Co., LtdCAS No.: 7758-98-7;7758-99-8Brief Introduction to the Products:Copper sulphate is also called chalcanthite with the ... Feed grade, Industrial grade, Agricultural grade.Our company produces according to the national standards, the industrial-grade standard is in conformity ... storage.Powder copper sulphate:Even mixing, fine mobility, easy to assimilate.It doesn't ooze or agglomerate in moist or ...