Ammonia Ferric Citrate: Formulas, Uses, and Benefits in Pharmaceuticals, Food, and Industry
application 2026-05-03
Ammonia Ferric Citrate Formulas: Uses and Benefits
Ammonia ferric citrate is a chemical compound widely used in various industries, including pharmaceuticals, food additives, and water treatment. Its unique properties make it a valuable ingredient in multiple applications.
What is Ammonia Ferric Citrate?
Ammonia ferric citrate (also known as iron(III) ammonium citrate) is a complex salt formed by combining ferric citrate with ammonia. It exists in two forms: green (ferric ammonium citrate) and brown (ferrous ammonium citrate), each with distinct uses.
Key Applications
1. Pharmaceutical Industry
– Used as an iron supplement to treat anemia.
– Acts as a contrast agent in medical imaging.
2. Food Additives
– Approved as a food fortifier (E381) to boost iron content.
– Enhances nutritional value in cereals and beverages.
3. Water Treatment
– Helps remove phosphates and heavy metals from wastewater.
– Prevents corrosion in industrial water systems.
4. Photography & Printing
– Used in blueprints and cyanotype printing due to its light-sensitive properties.
Chemical Formula & Properties
The general formula for ammonia ferric citrate is C6H8O7·xFe·yNH3, where x and y vary based on the compound’s form (green or brown). It is soluble in water and has mild reducing properties.
Safety & Storage
– Store in a cool, dry place away from moisture.
– Follow safety guidelines to avoid skin/eye irritation.
Conclusion
Ammonia ferric citrate is a versatile compound with applications in medicine, food, and industrial processes. Understanding its formulas and uses helps industries optimize its benefits effectively.
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