Table 3.
EDS calculated elemental composition of non-buffered and buffered in vivo samples.
| Concentration [atomic %]a,b |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| C | O | Na | Mg | Al | P | S | Cl | Ca | K | |
| Non-buffered | 34.0 ± 4.3 | 47.2 ± 2.0 | <1 | <1 | 1.2 ± 0.4 | 6.3 ± 0.8 | <1 | – | 10.2 ± 1.3 | – |
| HEPES-buffered | 41.6 ± 1.0 | 27.5 ± 1.9 | 14.3 ± 0.7 | – | <1 | 1.15 ± 0.1 | <1 | 13.2 ± 1.8 | <1 | <1 |
a
The values should be evaluated with an error of approximately ± 2% relative.
b
Elements that were not present in all measurements of the same sample were not included in the table (e.g., Si).