Updated 27 September 2026 / Version 1.0
Formulation questions to review when α-TCP is used in calcium phosphate cement development.
Identify the reacting powder
α-Tricalcium phosphate (α-TCP, Ca₃(PO₄)₂) is used as a reactive calcium phosphate cement component. Confirm phase identity by a suitable XRD method, the relevant impurity phases, particle-size distribution and surface area for the exact grade. Do not substitute β-TCP data for α-TCP.
Keep the liquid and mixing route fixed
Workability and setting are properties of the complete formulation and test method. Record the liquid composition, liquid-to-powder ratio, mixing procedure, temperature, mould geometry and time point used to define setting. A powder-only specification does not establish the setting time of a customer cement formulation.
Evaluate the reaction and final body
Pair handling tests with suitable phase and microstructural characterization after setting. If mechanical performance, washout or solubility matters, specify the conditioning and test method first. Results obtained with another liquid or formulation should remain separate.
Ask for the useful comparison
Share your target formulation and endpoint, then request product-specific powder data and a batch COA. Qualification for an intended device requires testing of the final formulation.