Ferrous sulfate ni ibintu bidasanzwe, hydrata ya hrstalline ni heptahydrate ku bushyuhe busanzwe, bakunze kwita “icyatsi kibisi”, icyatsi kibisi cyerurutse, ikirere cyumuyaga wumuyaga, okiside yo hejuru ya sulfate yumukara wibanze mu kirere cyuzuye, kuri 56,6 ℃ kugirango ibe tetrahydrate, kuri 65 ℃ guhinduka monohydrate.Sulfate ya ferrous irashonga mumazi kandi hafi yo kutaboneka muri Ethanol.Igisubizo cyacyo cyamazi gihumeka gahoro gahoro mugihe gikonje, kandi kigahindura vuba iyo gishyushye.Ongeramo alkali cyangwa guhura nurumuri birashobora kwihuta okiside.Ubucucike bugereranije (d15) ni 1.897.