Iron solutions are widely used in various industrial and environmental applications. In wastewater treatment, they serve as coagulants to remove impurities and contaminants, aiding in the purification process. In agriculture, iron solutions are applied as fertilizers to address iron deficiencies in crops, promoting healthy plant growth. They are also utilized in the manufacturing of pigments, dyes, and inks, providing color stability and consistency. In the medical field, iron solutions are employed in treatments for iron-deficiency anemia, helping to restore normal iron levels in the blood. Additionally, they play a role in chemical synthesis and catalysis in laboratory and industrial settings.