对水溶液中合成羟基磷灰石时的Ca-P2O5-H2O系和Ca(OH)2-H3PO4-H2O系进行了热力学分析,绘出了磷酸及各磷酸根离子分布系数与pH值的关系图和Ig[Ca]T同pH值的关系图,并得出了合成纳米HAP的合适条件.
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