CAS Number 7720-78-7 is the registry number for Ferrous Sulfate (FeSO₄, MW 151.91 g/mol). Mild irritant.
| CAS Number | 7720-78-7 |
| Chemical Name | Ferrous Sulfate |
| Molecular Formula | FeSO₄ |
| Molecular Weight | 151.91 g/mol |
| Category | Inorganic Salt |
| Available Grades | Monohydrate/Heptahydrate/Technical |
Iron(II) sulfate · Green vitriol · Copperas · FeSO₄·7H₂O