Ferrous Sulfate Heptahydrate Price Not Available 25mg Ferrous Sulfate Heptahydrate Supplier Page Catalog Number R044011 Molecular Formula FeH14O11S CAS# 7782-63-0 Purity ≥98% Inchi InChI=1S/Fe.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2 Inchi Key SURQXAFEQWPFPV-UHFFFAOYSA-L SMILES O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[Fe+2] Size 25mg Supplier Page https://www.musechem.com/product/R044011.html