Tricalcium Phosphate Powder E341(iii): Food, Feed, Dental and Pharma Applications
Tricalcium phosphate powder, also known as TCP or tribasic calcium phosphate, is a calcium phosphate ingredient used in food, feed, dental, pharmaceutical and industrial applications. In food additive labeling, tricalcium phosphate is identified as E341(iii) or INS 341(iii).
For food manufacturers, tricalcium phosphate is mainly used as an anti-caking agent, calcium and phosphorus source, acidity regulator, stabilizer and processing aid in selected dry food systems. For buyers, it is important to understand how TCP differs from monocalcium phosphate and dicalcium phosphate, because all three belong to the calcium phosphate family but are used differently.
This guide explains tricalcium phosphate powder from a practical B2B purchasing perspective, including food applications, feed use, dental and pharma applications, E341 classification, specification points, documents and supplier selection.
What Is Tricalcium Phosphate Powder?
Tricalcium phosphate is an inorganic calcium salt of phosphoric acid. It is usually supplied as a white, odorless powder with low solubility in water. Its chemical formula is Ca3(PO4)2.
| Item | Information |
|---|---|
| Product Name | Tricalcium Phosphate |
| Common Abbreviation | TCP |
| Other Name | Tribasic calcium phosphate |
| E Number / INS Number | E341(iii) / INS 341(iii) |
| CAS No. | 7758-87-4 |
| Chemical Formula | Ca3(PO4)2 |
| Appearance | White powder |
| Solubility | Practically insoluble in water |
| Main Food Functions | Anti-caking agent, mineral source, acidity regulator, stabilizer and processing support |
Food grade tricalcium phosphate should not be confused with industrial grade or feed grade calcium phosphate. Different grades may have different specifications, purity levels, heavy metal limits and documentation requirements.
Product page: Tricalcium Phosphate E341(iii)
Is Tricalcium Phosphate the Same as Calcium Phosphate?
Tricalcium phosphate is one type of calcium phosphate. The term “calcium phosphate” is a broader family name that includes several calcium salts of phosphoric acid.
In food additive classification, calcium phosphates are usually grouped under E341. The three main types are:
| Type | E Number | Common Name | Typical Function | Common Applications |
|---|---|---|---|---|
| Monocalcium Phosphate | E341(i) | MCP | Leavening acid, acidity regulator, mineral source | Baking powder, bakery, flour products, feed and nutrition |
| Dicalcium Phosphate | E341(ii) | DCP | Calcium/phosphorus source, excipient, polishing agent, processing aid | Food fortification, feed, tablets, toothpaste and dental products |
| Tricalcium Phosphate | E341(iii) | TCP | Anti-caking agent, mineral source, stabilizer and carrier | Powdered foods, seasonings, nutrition products, feed, oral care and pharma excipients |
For purchasing, this distinction is very important. If a buyer needs a fast-acting leavening acid for baking powder, monocalcium phosphate may be more suitable. If the buyer needs an anti-caking agent or calcium source for dry powder systems, tricalcium phosphate may be the better choice.
Related products: Monocalcium Phosphate E341(i) | Dicalcium Phosphate Anhydrous E341(ii) | Dicalcium Phosphate Dihydrate E341(ii)
What Is Tricalcium Phosphate Used for in Food?
In food processing, tricalcium phosphate powder is mainly used in dry or powdered systems. Its low solubility, powder flowability and calcium-phosphorus composition make it useful for several food applications.
| Function | How TCP Helps | Typical Food Applications |
|---|---|---|
| Anti-caking Agent | Helps prevent powder clumping and improves flowability | Powdered sugar, seasoning blends, soup powders, drink powders and dry mixes |
| Calcium and Phosphorus Source | Provides minerals for food fortification and nutrition products | Cereals, nutrition powders, fortified beverages, infant-related dry products and supplements |
| Carrier or Flow Aid | Helps improve handling of powdered ingredients | Premixes, flavor powders, vitamin-mineral blends and food additive blends |
| Acidity Regulation Support | Can help support pH control in selected food systems | Dry mixes, processed foods and formulated products |
| Stabilizer / Processing Support | Supports product consistency depending on formulation | Dairy powders, nutrition products and processed food systems |
1. Anti-Caking Agent in Powdered Foods
One of the most common uses of tricalcium phosphate powder is as an anti-caking agent. In dry food products, moisture absorption and particle adhesion can cause powders to form lumps. TCP can help improve powder flow and reduce clumping.
Common applications include:
- Powdered sugar
- Seasoning powders
- Spice blends
- Instant soup mixes
- Drink powders
- Protein and nutrition powders
- Premixes and dry ingredient blends
For manufacturers, good powder flowability can improve production efficiency, filling accuracy, storage stability and consumer experience.
2. Calcium and Phosphorus Fortification
Tricalcium phosphate contains both calcium and phosphorus, so it can be used as a mineral source in selected fortified foods and nutrition products.
Typical applications include:
- Breakfast cereals
- Nutrition powders
- Meal replacement powders
- Fortified dry mixes
- Dietary supplement blends
- Calcium-fortified food products
When using TCP for fortification, manufacturers should consider particle size, dispersion, mouthfeel, regulatory limits and total calcium and phosphorus intake from the finished product.
3. Use in Bakery and Dry Mixes
Tricalcium phosphate may be used in bakery-related dry mixes for flowability, mineral fortification or formulation support. However, it should not be confused with monocalcium phosphate, which is more commonly used as a leavening acid in baking powder systems.
For bakery buyers:
- Use monocalcium phosphate when the main purpose is leavening reaction with baking soda.
- Use tricalcium phosphate when the main purpose is anti-caking, mineral fortification or powder flow improvement.
This difference helps avoid wrong product selection and formulation problems.
4. Nutrition Powders and Supplement Blends
Tricalcium phosphate can be used in nutrition powder systems as a calcium and phosphorus source and as a flow aid. It is common in dry blends where mineral content and powder handling are both important.
Typical considerations include:
- Calcium content
- Phosphorus content
- Particle size
- Bulk density
- Powder flowability
- Heavy metal control
- Regulatory requirements in the target market
For nutritional products, buyers should confirm whether food grade, supplement grade or pharmaceutical grade is required.
Tricalcium Phosphate in Animal Feed
Tricalcium phosphate can also be used in animal feed as a mineral source. Feed grade TCP provides calcium and phosphorus, which are important nutrients in feed formulation.
Typical feed applications include:
- Livestock feed
- Poultry feed
- Aquaculture feed
- Pet food
- Mineral premixes
Feed grade tricalcium phosphate should meet feed regulations and buyer specifications. It should not automatically be replaced with food grade or industrial grade material unless the specification, intended use and regulatory requirements are confirmed.
For feed buyers, key parameters usually include calcium content, phosphorus content, fluorine, heavy metals, particle size and bioavailability.
Tricalcium Phosphate in Dental and Oral Care Products
In dental and oral care applications, calcium phosphate materials are used because they can provide calcium and phosphate ions related to enamel and remineralization research. Tricalcium phosphate may appear in toothpaste, dentifrice, mouthwash or other oral care systems depending on formulation design.
Common dental and oral care considerations include:
- Particle size and abrasiveness
- Compatibility with fluoride or other active ingredients
- Stability in the finished formula
- Purity and heavy metal control
- Grade requirement for oral care use
- Regulatory requirements in the target market
Dental grade or oral care grade calcium phosphate should be selected according to the final product requirement. Food grade TCP is not always suitable for dental products unless the specification is confirmed by the buyer.
Related dental product: Dicalcium Phosphate Dihydrate Dental Grade E341(ii)
Tricalcium Phosphate in Pharmaceutical Applications
In pharmaceutical applications, calcium phosphates may be used as excipients such as fillers, diluents, binders or direct compression materials in tablets and capsules. Tricalcium phosphate may be considered when the formulation requires a calcium phosphate excipient with suitable flow and compression properties.
Pharmaceutical buyers should pay close attention to grade and compliance. Food grade TCP should not be treated as pharmaceutical grade unless it meets the required pharmacopeia and quality standard.
For pharma applications, buyers usually need to confirm:
- Pharmacopeia standard
- Particle size distribution
- Bulk density and tapped density
- Flowability
- Loss on drying
- Microbiological limits if required
- Heavy metal limits
- Residual impurities
- Regulatory and quality documents
Before using tricalcium phosphate in pharmaceutical products, buyers should confirm the exact grade and quality standard with the supplier.
Tricalcium Phosphate vs Monocalcium Phosphate vs Dicalcium Phosphate
MCP, DCP and TCP all belong to the calcium phosphate family, but they are not interchangeable in every application.
| Product | Abbreviation | E Number | Key Feature | Best Application Fit |
|---|---|---|---|---|
| Monocalcium Phosphate | MCP | E341(i) | More acidic calcium phosphate; reacts with baking soda | Baking powder, bakery leavening, flour products and feed |
| Dicalcium Phosphate | DCP | E341(ii) | Calcium/phosphorus source with excipient and polishing functions | Food fortification, feed, tablets, toothpaste and oral care |
| Tricalcium Phosphate | TCP | E341(iii) | Low-solubility powder; good for anti-caking and mineral fortification | Powdered foods, nutrition powders, dry mixes, feed, oral care and pharma excipients |
If the buyer only asks for “calcium phosphate,” the supplier should clarify the exact product type, application and required grade before quotation. Choosing the wrong calcium phosphate may cause problems in solubility, pH, reaction speed, mouthfeel, powder flow or regulatory compliance.
Food Grade Tricalcium Phosphate Specification: What Buyers Should Check
When sourcing food grade tricalcium phosphate powder, buyers should check the specification carefully instead of comparing only price. TCP quality can affect powder flow, mineral content, finished product appearance and compliance.
| Test Item | Why It Matters |
|---|---|
| Appearance | Confirms powder color and visual consistency |
| Identification | Confirms the product is tricalcium phosphate |
| Calcium Content | Important for nutrition and formulation calculation |
| Phosphorus / Phosphate Content | Important for mineral content and specification control |
| Loss on Drying | Reflects moisture level and storage stability |
| Fluoride | Important for food and feed safety requirements |
| Arsenic | Important for food grade heavy metal control |
| Lead | Important for strict food and supplement markets |
| Cadmium / Mercury | May be required by some customer or market standards |
| Particle Size | Affects powder flow, dispersion and mouthfeel |
| Bulk Density | Affects packaging, filling and blending performance |
For bulk orders, the buyer should request the latest batch COA before shipment. The COA should show actual batch values, not only the general product specification.
Why Low Heavy Metals Matter
Because tricalcium phosphate may be used in food, feed, nutrition, dental and pharmaceutical products, heavy metal control is a key quality factor.
Buyers should pay attention to:
- Lead
- Arsenic
- Cadmium
- Mercury
- Fluoride
- Other impurities required by local regulation or customer specification
Low heavy metal control is especially important for buyers selling to strict markets such as the United States, European Union, Middle East, Southeast Asia and high-standard nutrition or supplement customers.
Documents You Should Request from a Tricalcium Phosphate Supplier
For international purchasing, documents are as important as product specification. A reliable tricalcium phosphate supplier should provide clear technical and export documents.
| Document | Why It Matters |
|---|---|
| COA | Confirms batch quality and test results |
| TDS | Shows product specification, properties and applications |
| SDS / MSDS | Required for safe handling, storage and transport |
| Food Grade Statement | Confirms suitability for food additive applications |
| Feed Grade Statement | Required when the product is used in feed applications |
| Halal Certificate | Important for Muslim markets |
| Kosher Certificate | Required by some food manufacturers and distributors |
| Allergen Statement | Often requested by food and nutrition brands |
| GMO Statement | Often required for international ingredient purchasing |
| Certificate of Origin | May be required for customs clearance |
| Packing List and Commercial Invoice | Required for import and export process |
If you are sourcing TCP for dental, supplement or pharmaceutical use, please confirm additional documents and standards before placing an order.
Packaging and Storage
Tricalcium phosphate powder is commonly supplied in 25 kg bags or customized packaging according to buyer requirements.
Recommended storage conditions include:
- Store in a cool, dry and well-ventilated warehouse
- Keep packaging sealed after opening
- Avoid moisture and contamination
- Keep away from strong odors and incompatible materials
- Avoid direct sunlight
- Follow the SDS for handling and storage
For powder products, moisture control is important because it can affect flowability, clumping and blending performance.
How to Choose a Tricalcium Phosphate Supplier
When choosing a tricalcium phosphate supplier, buyers should evaluate grade, quality stability, documents, export experience and application support.
1. Confirm the Correct Grade
Food grade, feed grade, dental grade, pharma grade and industrial grade TCP are not the same. Before ordering, confirm the application and required standard.
2. Check Batch COA
Ask for a recent COA showing actual test results, including calcium content, phosphate content, moisture, fluoride and heavy metals.
3. Confirm Particle Size and Flowability
If TCP is used in powder blends, particle size and flowability may affect mixing, filling and finished product texture.
4. Ask for Complete Documents
For international trade, COA, TDS, SDS, food grade statement, certificate of origin and export documents should be confirmed before shipment.
5. Evaluate Export Support
A supplier with export experience can help reduce customs clearance problems, labeling issues and documentation delays.
Why Buy Tricalcium Phosphate from Guizhou Lvyin Biotech?
Guizhou Lvyin Biotech supplies high-purity phosphate products, calcium phosphates, sodium phosphates, potassium phosphates, citrates, acetates and customized food additive solutions for international buyers.
For tricalcium phosphate powder, we can support:
- Food grade tricalcium phosphate E341(iii)
- Stable batch quality and COA
- Low heavy metal control
- Application support for food, feed, dental and related industries
- COA, SDS, TDS and export documents
- Halal and other documents according to order requirements
- Standard 25 kg export packaging
- Flexible packaging according to buyer requirements
- Export support for distributors, manufacturers and ingredient traders
If you are looking for a reliable tricalcium phosphate supplier from China, contact us for the latest specification, COA, sample availability and quotation.
View product details: Tricalcium Phosphate E341(iii)
Frequently Asked Questions About Tricalcium Phosphate Powder
What is tricalcium phosphate powder?
Tricalcium phosphate powder is a calcium phosphate compound with the formula Ca3(PO4)2. In food additive labeling, it is known as E341(iii) or INS 341(iii).
What is tricalcium phosphate used for in food?
In food, tricalcium phosphate is commonly used as an anti-caking agent, calcium and phosphorus source, carrier, stabilizer and processing aid in dry food systems, powders and nutrition products.
Is tricalcium phosphate the same as monocalcium phosphate?
No. Monocalcium phosphate is E341(i) and is commonly used as a leavening acid in baking powder. Tricalcium phosphate is E341(iii) and is more commonly used for anti-caking, mineral fortification and powder flow support.
What is the difference between TCP and DCP?
TCP means tricalcium phosphate, while DCP means dicalcium phosphate. TCP is often used as an anti-caking agent and mineral source in powder systems. DCP is often used in food fortification, feed, tablets and toothpaste applications.
Is tricalcium phosphate safe in food?
Tricalcium phosphate is permitted for food use in many markets when it meets applicable food additive regulations and is used according to permitted levels and good manufacturing practice. Buyers should always check the rules for their target market and final food category.
Can tricalcium phosphate be used in animal feed?
Yes. Feed grade tricalcium phosphate can be used as a calcium and phosphorus source in animal feed and mineral premixes. Buyers should confirm feed grade specification and local feed regulations before purchase.
Can food grade TCP be used for dental or pharmaceutical products?
Not automatically. Dental and pharmaceutical applications may require special grades, pharmacopeia standards or additional quality documents. Buyers should confirm the required grade before ordering.
What documents should I request before buying TCP?
Buyers should request COA, TDS, SDS or MSDS, grade statement, heavy metal data, Halal or Kosher certificate if required, certificate of origin, packing list and commercial invoice.
Conclusion
Tricalcium phosphate powder E341(iii) is an important calcium phosphate product used in food, feed, dental, pharmaceutical and industrial applications. In food, it is especially useful as an anti-caking agent, mineral source, carrier and processing support ingredient.
For buyers, the most important step is to confirm the exact calcium phosphate type. Monocalcium phosphate, dicalcium phosphate and tricalcium phosphate belong to the same E341 family, but their applications are different.
Guizhou Lvyin Biotech supplies tricalcium phosphate and other calcium phosphate products for global buyers. Contact us to request the latest specification, COA and quotation.
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