Table 3.
The concentration of the fundamental elements and Ca/P molar ratio in the raw materials (CaCO3) and synthesized powders (HA) as determined by inductively coupled plasma/optical emission spectroscopy (ICP/OES) analysis.
| P | Ca/P Molar Ratio | Na | K | Mg | Sr | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| CaCO3 | HA | CaCO3 | HA | CaCO3 | HA | CaCO3 | HA | CaCO3 | HA | |
| ACC | 2.0% | 1.28 ± 0.02 | 1.5% | 1.4% | <0.1% | - | - | - | <0.1% | <0.1% |
| MS | <0.2% | 1.76 ± 0.02 | 0.3% | 0.3% | <0.1% | - | 0.1% | 0.1% | 0.1% | 0.1% |
| CB | <0.2% | 1.64 ± 0.02 | 0.7% | 0.9% | 0.1% | 0.1% | <0.1% | 0.1% | 0.2% | 0.2% |
| ES | <0.2% | 1.58 ± 0.02 | 0.1% | 0.1% | 0.1% | 0.1% | 0.4% | 0.3% | <0.1% | <0.1% |
| sHA | - | 1.71 ± 0.02 | - | <0.1% | - | <0.1% | - | <0.1% | - | <0.1% |