Index ItemIndex MnSO4.H2O98.00% min.Mn31.80% min.As0.0005% max.Pb0.002% max.Water insoluble matter0.05% max.Usages: Mainly used for making dryer of ink and paint,Catalyzer of synthesizing fatty acid, manganese compound;electrolyzing metallic manganese, dyeing manganese oxide;and for printing/dyeing papermaking, porcelain/ceramic paint,medicine and other industries.Packing: In plastic lined plastic woven bag of 25kg net each.