FERRIC AMMONIUM CITRATE

Ferric Ammonium Citrate is a complex salt of iron, ammonia, and citric acid, widely used in medical, nutritional, photographic, and industrial applications.
Ferric Ammonium Citrate is known for its excellent solubility in water and its ability to supply bioavailable iron in pharmaceuticals and food supplements.
Ferric Ammonium Citrate also plays a key role in light-sensitive processes due to its photochemical properties.

CAS Number: 1185-57-5
EC Number: 214-686-6
Molecular Formula: Variable (commonly C6H11FeNO7 for the green form)
Molecular Weight: Approximately 261.99 g/mol (varies by hydration state and form)

Synonyms: Iron(III) Ammonium Citrate, Ammonium Iron(III) Citrate, Iron(III) Citrate with Ammonia, Ammoniacal Ferric Citrate, Ammonium Ferric Citrate, Ferric Citrate Ammonium Complex, C.I. 77088 (green), C.I. 77489 (brown), Ferric Ammonium Citrate Green, Ferric Ammonium Citrate Brown, Ferric Ammonium Citrate, Ammonium Ferric Citrate, Ammonium Iron(III) Citrate, Iron Ammonium Citrate, Ferric Citrate Ammonium Salt, Ammoniacal Ferric Citrate, Iron Ammonium Citrate Complex, FerriselTz, Citric Acid Iron Ammonium Salt, 2-Hydroxypropane-1,2,3-tricarboxylate Ferric Ammonium, E381, INS 381, Food‑grade Ferric Ammonium Citrate, Pharmaceutical‑Grade Ferric Ammonium Citrate, Industrial Ferric Ammonium Citrate, Green Ferric Ammonium Citrate, Brown Ferric Ammonium Citrate, Red Ferric Ammonium Citrate, Hydrated Ferric Ammonium Citrate, Ferric Ammonium Citrate Dihydrate, Ferric Ammonium Citrate Trihydrate, Ferric Ammonium Citrate Powder, Ferric Ammonium Citrate Crystals, Ferric Ammonium Citrate Reagent, Ferric Ammonium Citrate USP

APPLICATIONS

Ferric Ammonium Citrate is widely used in iron supplements for the treatment of iron-deficiency anemia.
Ferric Ammonium Citrate is incorporated into tablets, capsules, and syrups as a source of bioavailable iron.
Ferric Ammonium Citrate is gentle on the stomach compared to other iron salts.

Ferric Ammonium Citrate is used in food fortification to enhance iron content in products such as breakfast cereals and infant formulas.
Ferric Ammonium Citrate complies with food-grade specifications for use as a nutrient additive.
Ferric Ammonium Citrate is valued for its good taste profile and high absorption rate.

Ferric Ammonium Citrate is utilized in photographic processes, especially in cyanotype printing and blueprint production.
Ferric Ammonium Citrate reacts with ferricyanide under UV light to form insoluble blue dyes.
Ferric Ammonium Citrate is used in educational and artistic applications for light-sensitive image development.

Ferric Ammonium Citrate is employed in microbiology as a selective agent in certain culture media.
Ferric Ammonium Citrate serves as an iron source for bacterial growth and is used in media for detecting hydrogen sulfide production.
Ferric Ammonium Citrate is commonly included in Salmonella and E. coli detection media.

Ferric Ammonium Citrate is found in water purification and treatment applications.
Ferric Ammonium Citrate binds with impurities and aids in coagulation and flocculation processes.
Ferric Ammonium Citrate is compatible with environmentally safe formulations.

Ferric Ammonium Citrate is used in veterinary supplements to treat and prevent anemia in animals.
Ferric Ammonium Citrate is included in oral pastes and mineral blocks for livestock.
Ferric Ammonium Citrate supports hemoglobin production and red blood cell formation.

Ferric Ammonium Citrate is applied in laboratory chemical reagents and analytical chemistry.
Ferric Ammonium Citrate is used in qualitative tests and titration systems involving iron ions.
Ferric Ammonium Citrate also serves as a colorimetric indicator in some assays.

Ferric Ammonium Citrate is used in the formulation of oral care products such as mouthwashes.
Ferric Ammonium Citrate contributes to plaque control and the remineralization of teeth.
Ferric Ammonium Citrate helps manage oral iron levels in targeted dental therapies.

Ferric Ammonium Citrate is used in cosmetic formulations for pigmentation or as a trace mineral supplement.
Ferric Ammonium Citrate supports skin tone regulation and antioxidant functions.

Ferric Ammonium Citrate is included in creams, serums, and anti-aging products.
Ferric Ammonium Citrate is used in the manufacture of blueprints for its photosensitive properties.

Ferric Ammonium Citrate is added to iron supplements as a bioavailable iron source.
Ferric Ammonium Citrate is used in food fortification to increase iron content in dietary products.

Ferric Ammonium Citrate is included in radiographic contrast agents for medical imaging.
Ferric Ammonium Citrate is used in the treatment of iron-deficiency anemia.

Ferric Ammonium Citrate is used in pharmaceutical formulations as an iron donor.
Ferric Ammonium Citrate is utilized in microbiological culture media to supply iron for bacterial growth.

Ferric Ammonium Citrate is employed in water purification systems to remove sulfide odors.

Ferric Ammonium Citrate is used in the production of photographic printing solutions.
Ferric Ammonium Citrate is used in hair dyes as a color enhancer.

Ferric Ammonium Citrate is used in analytical chemistry as a reagent for detecting phenols.
Ferric Ammonium Citrate is applied in the synthesis of magnetic nanoparticles.

Ferric Ammonium Citrate is used in electroplating baths for metal finishing.
Ferric Ammonium Citrate is used in vitamin and mineral premixes for animal nutrition.
Ferric Ammonium Citrate is added to dental formulations to aid in enamel remineralization.

Ferric Ammonium Citrate is used in fertilizers to provide iron to plants.
Ferric Ammonium Citrate is used in veterinary medicine to treat anemia in livestock.

Ferric Ammonium Citrate is used in beverages fortified with iron.
Ferric Ammonium Citrate is applied in the paper industry for dye fixation.

Ferric Ammonium Citrate is included in medical diagnostic test kits for reagent development.
Ferric Ammonium Citrate is used in the development of cyanotype photographic prints.
Ferric Ammonium Citrate is utilized in food analysis to test for reducing sugars.

Ferric Ammonium Citrate is included in antiperspirant formulations for its astringent properties.
Ferric Ammonium Citrate is used in cosmetic masks as a firming agent.

Ferric Ammonium Citrate is added to pickling solutions for color retention.
Ferric Ammonium Citrate is used in ink manufacturing to stabilize formulations.

Ferric Ammonium Citrate is employed in plant growth media in laboratory environments.
Ferric Ammonium Citrate is used in chemical research as an iron chelating agent.
Ferric Ammonium Citrate is included in anti-dandruff shampoos to control scalp conditions.

Ferric Ammonium Citrate is used in tonics to support general wellness.
Ferric Ammonium Citrate is incorporated in skin serums for oxidative balance.

Ferric Ammonium Citrate is used in fish feed to ensure proper iron intake.
Ferric Ammonium Citrate is added to mineral water products for enrichment.

Ferric Ammonium Citrate is used in electrochemical research as a redox-active material.
Ferric Ammonium Citrate is included in educational chemistry kits for experiments.
Ferric Ammonium Citrate is applied in algae cultivation as a micronutrient.

Ferric Ammonium Citrate is used in wine clarification processes.
Ferric Ammonium Citrate is used in biodegradable packaging coatings.
Ferric Ammonium Citrate is used in analytical kits for detecting hydrogen sulfide.

Ferric Ammonium Citrate is included in toothpaste formulations for enamel health.
Ferric Ammonium Citrate is used in artificial blood substitutes under research.

Ferric Ammonium Citrate is applied in cancer research for nanoparticle synthesis.
Ferric Ammonium Citrate is used in biosensors as a signal amplifier.
Ferric Ammonium Citrate is used in textile printing for enhanced dye fixation.

Ferric Ammonium Citrate is included in children's fortified cereals.
Ferric Ammonium Citrate is applied in dye-sensitized solar cells research.

Ferric Ammonium Citrate is used in natural water treatment to remove color.
Ferric Ammonium Citrate is used in imaging solutions for industrial inspections.

Ferric Ammonium Citrate is incorporated in traditional herbal iron tonics.
Ferric Ammonium Citrate is used in biomedical devices as an iron delivery system.

DESCRIPTION

Ferric Ammonium Citrate appears as a green or brown powder, depending on the oxidation state and manufacturing process.
Ferric Ammonium Citrate is highly soluble in water but practically insoluble in alcohol.
Ferric Ammonium Citrate has a slightly metallic taste and is odorless.

Ferric Ammonium Citrate is a coordination complex containing ferric ions (Fe³⁺), ammonium ions (NH₄⁺), and citrate ligands.
Ferric Ammonium Citrate is stable in dry form and under normal storage conditions.
Ferric Ammonium Citrate may darken slightly upon prolonged exposure to light and humidity.

Ferric Ammonium Citrate is considered safe for use in food and pharmaceutical applications within regulated limits.
Ferric Ammonium Citrate should be handled carefully to avoid excessive iron accumulation.
Ferric Ammonium Citrate is available in various grades, including reagent grade, food grade, and pharmaceutical grade.

Ferric Ammonium Citrate offers good bioavailability and is used where high absorption of iron is desired.
Ferric Ammonium Citrate is used in research for studying iron metabolism and transport.
Ferric Ammonium Citrate’s light-reactive nature makes it suitable for specialized industrial processes.

Ferric Ammonium Citrate is known for its use in cyanotype printing and photographic processes.
Ferric Ammonium Citrate is a commonly used iron supplement due to its high solubility and bioavailability.
Ferric Ammonium Citrate is stable under standard storage conditions and non-volatile.

Ferric Ammonium Citrate is used in food and pharmaceutical industries under controlled concentrations.
Ferric Ammonium Citrate acts as a reducing agent in various analytical tests.

Ferric Ammonium Citrate plays a role in various biochemical pathways as an iron source.
Ferric Ammonium Citrate is manufactured in light-sensitive conditions when intended for photographic use.

PROPERTIES

Common Name: Ferric Ammonium Citrate
Appearance: Green to brown powder
Odor: Odorless
Taste: Slightly metallic
Solubility: Highly soluble in water
pH (1% solution): Approx. 6.5–8.0
Iron Content: ~14.5% (varies by grade)
Density: ~0.7–1.0 g/cm³
Stability: Stable under normal conditions
Melting Point: Decomposes before melting
Storage Temperature: 15–25°C
Shelf Life: 2–3 years under proper storage
Reactivity: Incompatible with strong oxidizing or reducing agents
Light Sensitivity: Degrades upon exposure to strong UV or sunlight

FIRST AID

Inhalation:
Move to fresh air.
Seek medical attention if irritation or symptoms persist.

Skin Contact:
Wash thoroughly with soap and water.
Remove contaminated clothing.
Seek medical attention if irritation develops.

Eye Contact:
Flush eyes with plenty of water for at least 15 minutes.
Seek medical attention if irritation persists.

Ingestion:
Do not induce vomiting unless directed by medical personnel.
Rinse mouth with water.
Seek immediate medical attention if large quantities are ingested.

Note to Physicians:
Monitor iron levels and provide symptomatic treatment.
Iron overload may require chelation therapy in severe cases.

HANDLING AND STORAGE

Handling:
Use gloves and safety goggles during handling.
Avoid contact with eyes, skin, and clothing.
Avoid inhalation of dust or vapors.

Ventilation:
Ensure good local ventilation during handling, especially in powder form.
Use dust extraction systems in industrial settings.

Storage:
Store in a tightly sealed container in a cool, dry, well-ventilated place.
Protect from moisture and direct light.
Avoid exposure to acids or strong reducing agents.

Spill Procedures:
Use dry methods to clean up spills.
Avoid raising dust during cleanup.
Dispose of waste according to local regulations.

Disposal:
Dispose of unused or expired product in accordance with regional environmental regulations.
Avoid release into sewers or natural waterways.