TRADE NAME
Iron(II) sulfate,
MOLECULAR FORMULA
FeSO4·H2O; FeSO4·4H2O; FeSO4·5H2O; FeSO4·7H2O
SYNONYMS
Hirakasis,Ferrous sulphate; Green vitriol; Iron vitriol; Copperas; Melanterite; Szomolnokite
ABOUT
Iron(II) sulfate is the chemical compound with the formula (FeSO4). Also known as ferrous sulphate, or copperas, iron(II) sulfate is most commonly encountered as the blue-green heptahydrate .
SHODHAN OR AYURVEDA PURIFICATION PROCESS
SUGGESTED READING
Check wikipedia.org Entry for Kasis.