Calcium Phosphate Tribasic, often referenced as TCP or Tricalcium Phosphate, is a white, odorless, inorganic compound widely used across pharmaceuticals, food processing, agriculture, ceramics manufacturing, and biomaterials engineering. Known for its excellent bioavailability, stability, and compatibility with both organic and inorganic systems, it serves as a critical functional additive in multiple industries. As global demand for safe nutritional fortification and high-performance manufacturing materials increases, the role of Calcium Phosphate Tribasic becomes more prominent.
To help industry buyers, engineers, and formulators quickly evaluate material suitability, the following table summarizes key specifications of industrial-grade Calcium Phosphate Tribasic:
| Parameter | Specification |
|---|---|
| Chemical Name | Calcium Phosphate Tribasic (Tricalcium Phosphate) |
| Chemical Formula | Ca₃(PO₄)₂ |
| Appearance | White amorphous or crystalline powder |
| Purity | 95% – 99% (depending on grade) |
| Calcium Content | 38% – 40% |
| Phosphate Content | Approx. 20% |
| Solubility | Insoluble in water, soluble in dilute acids |
| Particle Size | 1–80 μm (customizable for pharmaceuticals and ceramics) |
| Bulk Density | 0.7–1.2 g/cm³ |
| pH | Neutral to slightly alkaline |
| Loss on Ignition | ≤ 10% |
| Heavy Metals | Within food-grade or pharma-grade limits |
These parameters ensure stable performance across applications such as nutritional tablet production, ceramic reinforcement, food anti-caking, catalyst formulations, and biomedical implants.
The compound’s intrinsic stability and high calcium-to-phosphate ratio allow it to behave as a buffering, reinforcing, or nutritional agent depending on the environment. Its compatibility with biological tissues also makes it ideal for pharmaceuticals and bone-related medical materials.
Finely milled micro-powder grades improve compressibility in tablets, reduce segregation in food mixes, and increase reactivity when applied in ceramics manufacturing.
Tricalcium phosphate provides a highly bioavailable calcium source without affecting taste, odor, or formulation stability. It resists moisture absorption, ensuring longer shelf life for powdered foods and supplements.
Because of its anti-caking properties, it keeps powder formulations free-flowing, improving packaging speeds, mixing uniformity, and machine handling.
It functions as both a filler and flow enhancer, improving hardness while preventing sticking during high-speed compression.
Food processors rely on it for nutrient fortification, anti-caking effects, and its ability to stabilize dry mixes such as baking powders, dairy powders, seasonings, and powdered beverages.
High-temperature stability and controlled reactivity make it a valuable precursor for sintering, phosphate bonding systems, and composite reinforcement.
It supports catalytic reactions and can capture heavy metals in wastewater treatments under specific conditions.
Acts as a bioavailable calcium supplement.
Adds structural stability to tablets and capsules.
Serves as a safe buffering agent that maintains neutral pH.
Ensures uniform dispersion in powder mixtures.
Prevents clumping in powdered milk, starch, spices, and bakery mixes.
Enhances mineral content without altering flavor or smell.
Maintains free-flowing characteristics during packaging and storage.
Forms strong bonds under high heat, improving material density.
Contributes to the production of bio-ceramic components such as dental implants.
Offers predictable sintering behavior for advanced manufacturing.
Enhances soil calcium and phosphorus levels.
Supports plant growth through slow-release nutrient delivery.
Improves fertilizer stability and flowability.
Consumers and regulators increasingly prefer mineral fortifiers that are naturally compatible with human metabolism. Calcium Phosphate Tribasic fits this shift due to its proven safety and neutrality.
As solid dosage forms remain dominant in global medicine production, the need for reliable excipients with predictable compressibility and stability continues to increase.
Calcium phosphates resemble natural bone mineral composition. New research in tissue engineering suggests significant growth in regenerative medical materials, increasing demand for high-purity TCP.
More automated production lines require materials that allow seamless mixing and high-speed processing. Calcium Phosphate Tribasic reduces equipment blockages and enhances formulation uniformity.
Industries are replacing synthetic or reactive fillers with stable inorganic alternatives. Calcium Phosphate Tribasic supports eco-friendly formulations with low toxicity and high reusability.
Q1: What makes Calcium Phosphate Tribasic better than other calcium additives in food or supplements?
A: Its high calcium content, neutral flavor, low reactivity, resistance to moisture, and excellent flow properties make it one of the most versatile and stable mineral additives. Unlike other calcium salts that may introduce bitterness, odor, or hygroscopic behavior, Calcium Phosphate Tribasic provides clean nutritional fortification while enhancing powder behavior in packaging and processing lines.
Q2: Can Calcium Phosphate Tribasic be used in high-temperature or chemically reactive environments?
A: Yes. The compound maintains structural stability under elevated temperatures and exhibits predictable interaction with acids and bases. This makes it ideal for ceramics, thermal processing, catalytic systems, and polymer composite formulations that require reliable inorganic reinforcement.
Calcium Phosphate Tribasic continues to evolve as an essential multifunctional material across food, pharmaceutical, ceramic, agricultural, and industrial applications. Its controllable particle size, strong flow behavior, high mineral content, and broad application versatility enable manufacturers to improve product stability, safety, and performance under diverse conditions. As industry standards shift toward materials that are efficient, compliant, and biologically harmonious, Calcium Phosphate Tribasic is positioned for significant long-term demand.
For companies seeking stable supply, technical customization, or large-scale industrial support, Tongge provides consistent quality control and optimized product parameters tailored to different application requirements. Reliable sourcing ensures better formulation performance and long-term production stability.
For further specifications or procurement inquiries, contact us to obtain customized solutions, detailed technical data sheets, and bulk supply guidance.
