Tetrasodium hexacyanoferrate(4-) decahydrate14434-22-133 % similar Potassium ferrocyanide trihyrate14459-95-133 % similar Ferric sulfate hydrate15244-10-733 % similar Ferrous sulfate monohydrate17375-41-633 % similar Ferrous oxalate dihydrate6047-25-233 % similar Tetraethylammonium chloride monohydrate68696-18-433 % similar Water7732-18-533 % similar Ferrous sulfate heptahydrate7782-63-033 % similar