Table 2. Compositions of ETK, ITK, UW or LR.
| ETK | ITK | UW | LR | |
| Na (mmol/L) | 100 | 20 | 30 | 130 |
| K (mmol/L) | 44 | 130 | 125 | 4 |
| Cl (mmol/L) | - | - | - | 109 |
| Mg (mmol/L) | - | - | 5 | - |
| Ca (mmol/L) | - | - | - | 1.5 |
| Gluconate (mmol/L) | 100 | 106 | - | - |
| Phosphate (mmol/L) | 25 | 25 | 25 | - |
| Sulfate (mmol/L) | - | - | 5 | - |
| Lactobionate (mmol/L) | - | - | 100 | - |
| Lactate (mmol/L) | - | - | - | 28 |
| Raffinose (mmol/L) | - | - | 30 | - |
| Adenosine (mmol/L) | - | - | 5 | - |
| Alloprinol (mmol/L) | - | - | 1 | - |
| Trehalose (mg/L) | 41 | 41 | - | - |
| Hydroxyethyl starch (mg/L) | 30 | 30 | 50 | - |
| Glutathion (mmol/L) | - | - | 3 | - |
| Osmorality (mOsm/L) | 366 | 370 | 320 | 250 |