Table 2.
Buffer composition.
| Substance | [mmol/L] |
|---|---|
| NaCl | 28 |
| KCl | 7.69 |
| CaCl2 2 H2O | 0.216 |
| MgCl2 6 H2O | 0.63 |
| HCl (1 N) | 0.5 |
| NaH2PO4 H2O | 10 |
| Na2HPO4 12 H2O | 10 |
| NH4Cl | 5.0 |
| NaHCO3 | 97.9 |
| NH4Cl (98 At.% 15N) | 0.07 |
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