-
Ferrous Sulfate
Lub npe tshuaj:Ferrous Sulfate
Molecular Formula:FeSO4· 7 H2O;FeSO4·nH2O
Molecular Luj:Heptahydrate: 278.01
CAS:Heptahydrate: 7782-63-0;Qhuav: 7720-78-7
Cim:Heptahydrate: Nws yog xiav-ntsuab crystals los yog granules, odorless nrog astringency.Hauv huab cua qhuav, nws yog efflorescent.Nyob rau hauv cov huab cua noo, nws oxidizes nkag mus rau xim av-daj, yooj yim ferric sulfate.Nws yog soluble hauv dej, insoluble hauv ethanol.
Qhuav: Nws yog grey-dawb rau beige hmoov.nrog astringency.Nws yog tsim los ntawm FeSO4· H2O thiab muaj ob peb ntawm FeSO4· 4 H2O.Nws maj mam soluble hauv dej txias (26.6 g / 100 ml, 20 ℃), Nws yuav yaj sai sai thaum cua sov.Nws yog insoluble hauv ethanol.Yuav luag insoluble hauv 50% sulfuric acid.
