Interaction of several calcium phosphates with water at elevated temperaturesстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:The chemical interaction of three biologically important calcium phosphates-CaHPO4 . 2H(2)O (CHPD), nonstoichiometric hydroxyapatite Ca10-x(HPO4)(x)(PO4)(6-x)(OH)(2-x)(NHA), and the two-phase calcium phosphate (TCP) composed of Ca-3(PO4)(2) and Ca-3(PO4)(6)(OH)(2) with a 0.7% admixture of CaO-with water was studied at 121 degrees C (sterilization with a superheated steam in an autoclave). Sterilization leads to the complete dehydration of CHPD and to the rapid hydration of the CaO admixture in the TCP and has no effect on the NHA.