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The Ca/P ratio of apatite deposition on various specimens after immersion in SBF for 21 days evaluated by EDX.
| SPEEK-5 | SPEEK-15 | SPEEK-30 | SPEEK-60 | SPEEK-90 | |
|---|---|---|---|---|---|
| Ca (mol) | 0.787 ± 0.065 | 0.782 ± 0.044 | 0.684 ± 0.037 | 0.738 ± 0.032 | 0.669 ± 0.042 |
| P (mol) | 0.480 ± 0.041 | 0.475 ± 0.025 | 0.418 ± 0.020 | 0.450 ± 0.027 | 0.405 ± 0.032 |
| Ca/P | 1.640 ± 0.022 | 1.640 ± 0.013 | 1.640 ± 0.009 | 1.640 ± 0.017 | 1.650 ± 0.019 |
