1.FerrousSulphateHeptahydrateFeso4.7h2o19.7%Fe IndustryGrade Index Purity 98.0%min Iron (Fe) 19.7%min Lead(Pb) 0.002%max Arsenic(As) 0.0002%max2.Features *Dioxins&PCBsfree *Lowheavylead *Goodsolubility *Free-flowing CONTACT US IF YOU ARE INTERESTED IN INDUSTRYIAL BULK QUANTITIES OF THIS MATERIAL