Liquids | Surface tension γ [mN/m] | Dispersive grade γD [mN/m] | Polar grade γP [mN/m] |
Water | 72.8 | 21.8 | 51.0 |
Methylene iodide | 50.8 | 50.8 | 0.0 |
Ethylene glycol | 47.7 | 30.9 | 16.8 |