XRD,IR,SEM were applied to determining the hydration degree and the image of hydrating product.The results showed that the hydration of tricalcium phosphate was very slow under the temperature of R.

• 首次系统地研究了不同龄期、不同温度下磷酸三钙的水化活性，并用X射线衍射（XRD）、红外光谱（IR）、扫描电镜（SEM）等测试手段鉴定了磷酸三钙的水化情况和水化产物的形貌。