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| Elements | Concentration | |
|---|---|---|
| Fresh water | Sea water | |
| Na23 | 50mg/dl | 6450mg/dl |
| Mg24 | 84mg/dl | 849mg/dl |
| S34 | 643mg/dl | 1587mg/l |
| Cl35 | 2·210mg/ | 79·665mg/l |
| K39 | 2·412mg/l | 2·412mg/l |
| Ca43 | 0·16421mg/l | 2·206mg/l |
| Fe56 | 0·00621mg/l | 0·003704mg/l |
| Zn66 | 0·007718mg/l | 0·004831mg/l |
