Ferrous sulphate

1. Nutritional supplement: Ferrous sulfate is a common supplement used to treat iron deficiency anemia, which can result from a lack of iron in the body.
2. Water treatment: Ferrous sulfate is used as a coagulant in water treatment to remove impurities and particles from water.
3. Fertilizer: Ferrous sulfate is used in the production of fertilizers and soil amendments, as it provides a source of iron to plants that is necessary for healthy growth.
4. Pigment: Ferrous sulfate is used as a black pigment in inks, paints, and dyes.
5. Medical uses: Ferrous sulfate is used in the treatment of certain skin conditions, such as eczema and psoriasis, and it is also used as an antidote to iron poisoning.
6. Industrial applications: Ferrous sulfate is used in various industrial applications, including the production of iron oxide pigments, the purification of water, and the treatment of wastewater.