Table 1. Inorganic ion composition (mmol/l) of SBF, supersaturated CaP solutions [10, 28].

	Na+	K+	Mg2+	Ca2+	Cl-	${\mathbf{H}\mathbf{P}\mathbf{O}}_4^{2-}$	${\mathbf{S}\mathbf{O}}_4^{2-}$	${\mathbf{H}\mathbf{C}\mathbf{O}}_3^{-}$	pH
SBF	142.0	5.0	1.5	2.5	147.8	1.0	0.5	4.2	7.4
ACP	733.5	-	7.5	12.5	720.0	5.0	-	21.0	5.8
BCA	733.5	-	1.5	12.5	720.0	5.0	-	10.0	5.8
OCP	140.5	-	-	4.0	144.5	2.0	-	-	7.4