Together with other iron compounds, ferrous sulfate is used to fortify foods and to treat iron-deficiency anemia. Constipation is a frequent and uncomfortable side effect associated with the iron supplements.
Ferrous sulfate was used in the manufacture of inks, most notably iron gall ink. It also finds use in wool dyeing as a mordant. Harewood, a material used in marquetry and parquetry is also made using ferrous sulfate.
Ferrous sulfate can also be used to stain concrete and some limestones and sandstones a yellowish rust color.
Woodworkers use ferrous sulfate solutions to color maple wood a silvery hue.
In horticulture it is used for treating iron chlorosis. It can be mixed with compost and dug into to the soil to create a store which can last for years.
Using Ferrous Sulphate as a Moss Killer
There is only one compound available that kills moss in lawns, and that is iron sulphate also known as Ferrous Sulphate. It is the moss killing component of moss killers and lawn sand and is commonly sold in the green keeping industry as a fertiliser. It can be used by applying iron sulphate moss killer, usually by sprayer or watering can during the moss growth period, anytime from late autumn through to spring. When treating lawns with ferrous sulphate it keep pets away from the surface for at least one week. This protects their well-being and prevents transfer of residues onto hard surfaces.It may also be combined with other elements and can therefore be used as a general fertiliser.
Using Ferrous Sulphate in Purification of Water
Water purification process can be made by applying ferrous sulphate heptahydrate. Most of the industries such as Petroleum refineries, Municipalities, Hotels, Military Bases are the main establishments that can use ferrous sulphate heptahydrate for purification process. Ferrous sulphate heptahydrate can be used to obtain recyclable water from waste water by the same process. This kind of treatments made basically at the Refineries, Hotels, Military Bases, Industrial plants etc.
Pharmaceutical and Food industry
Iron is an important element in the human body and is required to produce healthy red blood cells. Insufficient iron intake can result in anemia. Many foods are fortified with extra iron such as cereals and certain types of bread. Other foods naturally contain high levels of iron, such as red meats, fish, poultry and leafy green vegetables.
Should be stored in chill dry well arid fully sheltered area avoiding hot temperature and other heating sources and alkaline like materials and should also not be stacked more than 10 bags high.