Lower sensory impact
Ferric Pyrophosphate is often evaluated when formulators want to reduce metallic taste, aftertaste, colour shift or oxidative off-notes compared with more soluble iron salts.
Fortification Nutrients
Ferric Pyrophosphate
Ferric Pyrophosphate is a food-grade iron fortification nutrient used where manufacturers need an iron source with low solubility, controlled sensory impact and reduced interaction with sensitive food matrices. It is evaluated in cereals, beverages, dairy systems, rice, flour, nutrition powders, infant foods and medical foods where local rules permit. For industrial buyers, the most important review points are elemental iron contribution, assay, particle size, dispersibility, colour, bioavailability objective, premix uniformity, stability, regulatory acceptance and batch documentation.
CAS 10058-44-3
Iron(III) pyrophosphate
Approx. 30% iron
Low-reactivity iron source
Micronized options
Product identity
| Product | Ferric Pyrophosphate |
|---|---|
| Chemical name | Iron(III) pyrophosphate |
| Alternative names | Ferric iron pyrophosphate, iron pyrophosphate, ferric diphosphate |
| Category | Fortification Nutrients |
| Function | Iron fortification nutrient / low-reactivity mineral enrichment ingredient / premix mineral |
| E / INS number | Confirm by destination market and supplier documentation |
| CAS / identity | 10058-44-3 for anhydrous Ferric Pyrophosphate; hydrate CAS numbers may differ |
| Molecular formula | Fe4(P2O7)3 for anhydrous form |
| Approximate elemental iron | About 30% by weight for anhydrous formula; actual value depends on grade, assay and hydration |
| Typical appearance | Light yellow, off-white, tan or pale powder depending on supplier specification |
| Typical form | Fine powder, micronized powder, dispersible grade, encapsulated grade, premix-ready dilution or formulated mineral blend |
Application fit
Potential use areas may include:
- Breakfast cereals, cereal bars and dry nutrition blends
- Rice fortification, flour enrichment and grain-based staples
- Dairy powders, milk beverages and fortified dairy-style products
- Powdered beverages, instant drinks and nutritional drink bases
- Infant, maternal, senior and medical foods where permitted
- Vitamin-mineral premixes, sachets, tablets and capsules
Industrial value for food manufacturers
Ferric Pyrophosphate is selected when manufacturers need an iron compound that is less reactive than highly soluble ferrous salts. This makes it useful in products where metallic taste, colour change, fat oxidation, vitamin degradation or ingredient interactions are major concerns. Its lower solubility may support sensory stability, but it also means that particle size, dispersibility and bioavailability performance become especially important during grade selection.
Useful in sensitive matrices
It may be suitable for dairy powders, cereal systems, beverages, infant nutrition and high-fat products where iron reactivity can affect colour, flavour or shelf life.
Micronized grade options
Micronized, dispersible or emulsified grades can improve distribution, suspension behaviour and practical fortification performance. Buyers should compare particle-size data and application results.
Premix flexibility
Ferric Pyrophosphate can be used in mineral premixes and custom nutrient blends where particle-size matching, carrier choice and blend uniformity are properly controlled.
Commercial grade options
Ferric Pyrophosphate should be purchased by grade and performance requirement, not by product name only. Standard powder, micronized powder, dispersible grades and encapsulated grades can behave very differently in production.
| Grade type | Typical purchasing interest | Technical points to verify |
|---|---|---|
| Standard powder | Dry premixes, cereal systems, tablets, capsules and applications where simple dry blending is sufficient. | Iron assay, particle size, colour, bulk density, flowability, insoluble matter, heavy metals and blend uniformity. |
| Micronized Ferric Pyrophosphate | Applications requiring better dispersion, reduced sedimentation or improved fortification performance. | D50/D90 particle size, surface area, dusting, agglomeration, dispersibility, bioavailability data and storage stability. |
| Dispersible or emulsified grade | Beverages, dairy systems, infant foods and liquid or semi-liquid products requiring suspension stability. | Carrier system, emulsifier declaration, viscosity, sedimentation, heat stability, pH tolerance and label impact. |
| Encapsulated grade | Sensitive matrices where iron interaction with fats, flavours, colours or vitamins must be reduced further. | Coating composition, release profile, heat stability, allergen status, regulatory status and finished-product performance. |
| Premix-ready dilution | Food factories requiring easier dosing and safer dispersion at low iron addition levels. | Carrier, dilution ratio, homogeneity, elemental iron per kilogram, anti-caking system and regulatory status of all components. |
Elemental iron and dosage calculation
Iron fortification should be calculated from elemental iron contribution, not the total Ferric Pyrophosphate addition rate. Theoretical values are useful for early screening, but production recipes and label calculations should use the supplier specification and lot-specific certificate of analysis.
| Material | Formula basis | Approximate elemental iron content | Buyer note |
|---|---|---|---|
| Ferric Pyrophosphate anhydrous | Fe4(P2O7)3 | About 30% Fe | Use the actual supplier assay and COA value for final dosage and label calculation. |
| Ferric Pyrophosphate hydrate | Hydrate form varies | Lower than anhydrous form depending on hydration | Confirm CAS number, water content and elemental iron percentage on the specification. |
| Micronized or dispersible grade | Core mineral plus possible processing aids | Depends on mineral content and carrier level | Request elemental iron per kilogram, carrier declaration and particle-size data. |
| Premix dilution containing Ferric Pyrophosphate | Supplier-specific | Depends on dilution ratio and carrier | Use declared iron contribution from the premix COA and confirm homogeneity. |
Technical specification checkpoints
Industrial Ferric Pyrophosphate purchasing should be controlled by an approved specification and application testing. The following checkpoints help procurement, R&D and quality teams compare supplier offers accurately.
- Iron assay
- Request total iron content, assay method, acceptance range and elemental iron calculation basis. Use the lot-specific COA value for dosage calculations.
- Identity and formula basis
- Confirm CAS number, chemical identity, hydrate status, pyrophosphate basis and whether the grade is standard, micronized, encapsulated or formulated.
- Particle size
- Particle size is critical for dispersion, sedimentation, mouthfeel, bioavailability performance, colour uniformity and blend homogeneity. Request D10, D50 and D90 data where available.
- Dispersibility
- For beverages, dairy and liquid nutrition systems, request dispersibility or suspension guidance and test sedimentation under real processing and storage conditions.
- Bulk density and flowability
- These parameters influence feeder settings, premix dilution, hopper performance and scale-up from trial batches to commercial production.
- Colour and appearance
- Ferric Pyrophosphate is usually lighter than some ferrous iron salts, but visible specks or colour shift can still occur if particle size and dispersion are not controlled.
- Moisture and stability
- Moisture can influence flowability, caking and shelf-life performance. Confirm loss on drying, packaging barrier and recommended storage conditions.
- Phosphate contribution
- Because Ferric Pyrophosphate contains pyrophosphate, buyers should consider phosphate contribution, mineral balance and any relevant labelling or nutritional calculation rules.
- Contaminants
- Review lead, arsenic, cadmium, mercury and other contaminant limits according to food-grade requirements, nutrition regulations and destination-market rules.
- Microbiology
- For low-moisture mineral salts, microbiological risk may be low, but infant, medical and nutrition applications may still require declared microbiological limits.
- Carrier or coating declaration
- For dispersible, encapsulated or premix-ready grades, confirm all carriers, emulsifiers, coatings, anti-caking agents and processing aids for allergen, GMO, halal, kosher, vegan and label review.
- Regulatory suitability
- Check whether Ferric Pyrophosphate is permitted for the destination market, product category, target population group, fortification level and claim wording.
Application guidance by food sector
Ferric Pyrophosphate should be validated in the final formulation because iron compounds can affect taste, colour, sediment, oxidation, vitamin retention and consumer acceptance. Trial design should include dosage, particle distribution, sensory testing, colour stability, nutrient retention, analytical recovery and shelf-life review.
Cereals and cereal bars
Ferric Pyrophosphate is often evaluated in breakfast cereals and bars where colour, oxidation and flavour stability are important. Particle size, premix dilution and coating process should be checked for uniform iron distribution.
Dairy powders and milk beverages
In dairy systems, low reactivity can help reduce flavour and colour impact. Finished products should be tested for sedimentation, protein interaction, heat stability, mouthfeel and shelf-life performance.
Beverages and instant drinks
Micronized or dispersible grades may be required for beverages. Product developers should evaluate suspension, sediment, pH, clarity, flavour, colour and heat treatment stability.
Rice, flour and grain enrichment
Ferric Pyrophosphate can be evaluated in fortified rice, flour and grain-based staples where low reactivity is desired. Uniform distribution and analytical verification are critical for compliance.
Nutrition powders and dry blends
Powdered nutrition products require particle-size matching to reduce segregation. Compatibility with milk powder, proteins, cocoa, vitamins, flavours and sweeteners should be tested.
Infant, maternal and medical foods
These categories are highly regulated. Buyers should confirm permitted iron compound, purity, contaminant limits, dosage, bioavailability objective, label declaration and analytical method before sourcing.
Processing and formulation considerations
| Technical factor | Why it matters | Practical buyer / R&D action |
|---|---|---|
| Particle-size distribution | Particle size influences dispersion, sedimentation, mouthfeel, blend uniformity and bioavailability performance. | Request D10/D50/D90 data and test the selected grade in the real formula and process. |
| Low solubility | Low solubility can reduce metallic taste and reactivity, but may create suspension or sediment challenges. | Evaluate micronized, dispersible or encapsulated grades if liquid or smooth-texture performance is required. |
| Blend uniformity | Low-dose mineral addition can segregate if particle size, density or flow properties differ from the carrier matrix. | Validate premix dilution, carrier selection, mixer load, sampling locations and analytical uniformity. |
| Oxidation risk | Ferric Pyrophosphate is less reactive than some soluble iron salts, but iron can still influence oxidation in sensitive matrices. | Test peroxide value, rancidity, flavour and packaging oxygen barrier through shelf life. |
| Vitamin compatibility | Iron sources may interact with sensitive vitamins and colours, especially in moist or oxygen-exposed products. | Check compatibility with folic acid, vitamin A, vitamin C, iodine, flavours and colours in the complete premix. |
| Analytical recovery | Fortification verification depends on accurate iron testing and correct unit expression. | Agree on method, sample preparation, reporting unit and acceptance range before commercial production. |
Comparison with related iron fortificants
Ferric Pyrophosphate should be compared with alternative iron sources by elemental iron content, bioavailability objective, sensory impact, stability, regulatory acceptance and cost-in-use. Do not substitute iron compounds without R&D, QA and regulatory approval.
| Iron source | Typical industrial reason to evaluate | Key difference to check |
|---|---|---|
| Ferric Pyrophosphate | Low reactivity, lighter sensory impact and suitability for sensitive dairy, beverage, cereal and nutrition matrices. | Particle size, dispersion and bioavailability performance are critical. |
| Ferrous Sulphate | Economical and soluble iron source widely evaluated for fortification and premixes. | Can be more reactive in sensitive foods; check oxidation, taste and vitamin compatibility. |
| Ferrous Fumarate | High iron content and lower solubility than sulphate, useful in selected dry fortification systems. | Check reddish colour, particle visibility, dispersion and regulatory status. |
| Ferric Orthophosphate | Low reactivity and use in selected fortification systems. | Different phosphate form, solubility, bioavailability and market permission. |
| Electrolytic or reduced iron | Used in some cereal and flour systems for low reactivity and dry stability. | Particle size, bioavailability and regulatory acceptance must be carefully checked. |
| Encapsulated iron | Designed to reduce interactions with fats, flavours, vitamins and sensitive matrices. | Coating material, release profile, heat tolerance, label declaration and cost-in-use must be reviewed. |
Quality assurance and supplier approval
For repeat purchasing, Ferric Pyrophosphate should be approved through a formal supplier qualification process. The buyer should maintain an approved specification, COA history, supplier questionnaire, traceability records, change-control expectations and finished-product analytical plan.
COA review
Check lot number, manufacturing date, expiry or retest date, iron assay, identity, moisture, insoluble matter, particle size, heavy metals and packaging condition before releasing the material to production.
Traceability
Request traceability from manufacturer to shipment. For export orders, align invoice, packing list, certificate of origin, batch documents and container or pallet references.
Food safety system
Ask whether the production site operates under recognised food safety or quality systems such as HACCP, ISO 22000, FSSC 22000, BRCGS, IFS, GMP or another customer-accepted programme.
Change control
For long-term projects, confirm notification expectations for changes in manufacturing site, process route, specification limits, particle-size target, coating system, carrier system or certifications.
Regulatory and labelling notes
Ferric Pyrophosphate is regulated differently across markets and product categories. Some countries define mandatory fortification levels for staple foods, while others allow voluntary fortification or restrict specific population groups. Nutrient declarations, iron claims, health claims, minimum or maximum levels, permitted compounds and phosphate-related considerations must be confirmed against the destination country's regulations before commercial use.
Buyer responsibility: Global Food Additives can support sourcing coordination and document collection, but the buyer remains responsible for confirming legal use, permitted dosage, final label wording, nutrient claims, serving-size calculations, compound permissions and suitability in the destination market.
Packaging, storage and logistics
Food-grade Ferric Pyrophosphate should be packed to protect the product from moisture, contamination and excessive environmental exposure. Packaging selection is especially important for micronized powders, dispersible grades, coated grades and premix-ready products that must remain free-flowing during storage and transport.
Typical packing
Supplier options may include 20 kg or 25 kg bags, cartons, drums, foil-lined bags or smaller sealed packs depending on grade, particle size, coating system and order quantity.
Storage guidance
Store tightly closed in a cool, dry, clean area away from moisture, direct sunlight, strong odours and incompatible materials. Reseal opened packaging promptly.
Handling controls
Use clean tools, dust-minimising handling and controlled dispensing. Avoid cross-contamination with allergens, colours, strong oxidisers or materials not approved for the food production area.
Export preparation
For international shipments, align product description, HS code guidance, origin certificate, shelf-life remaining, halal or kosher status, food-grade declaration and destination-specific import documents.
Documents to request
- Product specification or technical data sheet
- Lot-specific certificate of analysis
- Safety data sheet where applicable
- Food-grade or intended-use statement
- Total iron assay and elemental iron calculation basis
- Ferric iron declaration where available
- Particle-size distribution, preferably D10 / D50 / D90
- Dispersibility or suspension data for liquid applications
- Bulk density and flowability information where required
- Country of origin and manufacturer information
- Shelf-life, expiry or retest-date statement
- Storage and handling instructions
- Packaging specification and pallet configuration
- Allergen, gluten, GMO, vegan, halal or kosher statement if required
- Heavy metals and contaminant declaration where required
- Microbiological specification where required by application
- Carrier, coating, emulsifier or anti-caking declaration for formulated grades
- Change-control or notification policy for repeat supply
- Market-specific declarations requested by the destination country
Important: product availability, permitted use, fortification levels, claims, labelling, dosage limits and documentation depend on supplier, grade, origin, destination market, food category and customer responsibility. Buyers should verify regulatory status and final suitability before commercial use.
How to request this product
Send the product name, target iron assay, elemental iron requirement, particle size, standard or micronized grade preference, dispersibility requirement, coating requirement if any, quantity, destination country, preferred packaging, expected shipment date, Incoterms, application area and required documents. If you already purchase Ferric Pyrophosphate, attach or describe your current specification, COA, target dosage, premix formula, label declaration or finished-product standard so supplier options can be compared accurately.
Recommended inquiry format
Example: “We need food-grade Ferric Pyrophosphate, CAS 10058-44-3, target iron assay required, micronized or dispersible grade preferred, application: dairy beverage / cereal fortification / rice premix / nutrition powder / infant food, quantity: 500 kg trial or annual contract, destination: EU / GCC / USA / Africa, required documents: TDS, COA, SDS, food-grade statement, particle-size data, heavy metals declaration, allergen statement, GMO statement, halal certificate, origin certificate and shelf-life declaration. Please quote FOB / CIF / CFR with lead time.”
Useful answers
What is Ferric Pyrophosphate used for in food manufacturing?
Ferric Pyrophosphate is used as an iron source for food fortification, low-reactivity mineral premixes, cereals, dairy products, beverages, rice, nutrition powders, infant foods and selected medical foods where local rules permit. Exact suitability depends on grade, dosage, matrix, process, regulation and supplier documentation.
How much elemental iron does Ferric Pyrophosphate contain?
Anhydrous Ferric Pyrophosphate provides about 30% elemental iron by weight. Final dosage should be calculated from the supplier's specification and lot-specific certificate of analysis.
Is Ferric Pyrophosphate soluble in water?
Ferric Pyrophosphate is generally considered poorly soluble or insoluble in water. This can help reduce some sensory and reactivity problems, but it makes particle size, dispersion and bioavailability testing especially important.
What is the benefit of micronized Ferric Pyrophosphate?
Micronized grades can improve dispersion, reduce sedimentation and support better fortification performance in selected foods. Buyers should request particle-size data and test the grade in the final formulation.
Can Ferric Pyrophosphate replace Ferrous Sulphate or Ferrous Fumarate?
Not automatically. Ferric Pyrophosphate, Ferrous Sulphate and Ferrous Fumarate have different solubility, elemental iron content, sensory behaviour and bioavailability performance. Substitution should be confirmed through application trials, analytical testing and regulatory review.
Which documents should be requested?
Buyers commonly request a technical data sheet, approved specification, certificate of analysis, safety data sheet, iron assay, particle-size data, food-grade statement, origin statement, allergen declaration, GMO statement, halal or kosher certificate where required, contaminant declaration, shelf-life information and packaging details.
Can Global Food Additives source Ferric Pyrophosphate?
Global Food Additives can review sourcing options for Ferric Pyrophosphate according to target assay, particle size, physical form, dispersibility, quantity, destination, packaging, lead time and required documentation.
Is Ferric Pyrophosphate permitted in every country?
No. Iron fortification permissions, mandatory or voluntary fortification rules, permitted compounds, dosage limits, label declarations and nutrient claims depend on destination-market legislation, food category, serving size and customer responsibility.
Request a quotation
Tell us which Ferric Pyrophosphate specification you need.
Send product name, target iron assay, elemental iron requirement, particle size, physical form, dispersibility requirement, quantity, destination country, application, packaging preference, delivery term and document requirements. Our team will review your inquiry and respond from orders@foodgradeadditives.com.
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