International Journal of Chemical Engineering / 2020 / Article / Tab 3

Research Article

Kinetic Study of Calcium Phosphate Precipitation in the System H3PO4-Ca(OH)2-H2O at 30°C

Table 3

pH ranges of precipitated calcium phosphates.

AbbreviationChemical formulaCa/PPreparation conditions

PrecipitatespH

MCPMCa(H2PO4)2. H2O0.50-1
DCPACaHPO415-6
DCPDCaHPO4. 2H2O1≈2.4
HAPCa10(PO4)6(OH)21.67≈12
HAP + DCPD7-8

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