... can be widely used in industrial and other areas. 1.Chemical ferrous sulphate. 2.Detailed decsription Name FERROUS SULPHATEChemical formula FeSO4 ... over ten countries and regions, like the USA, Europe, Canada, Japan and South Korea, enjoying great prestige both at home and ... ferrous sulfate (10,000mt/year). 5.photos 6.Packing goods chemical ferrous sulphate