| Material | Tung oil | |
| Main component |
| |
| Band assignment [19] | Absorbance bands (cm−1) [14] | |
| Experimental | Literature | |
| C-H stretching band | 2923 | 3020 2930 |
| 2853 | ||
| C=O stretching band | 1719 | 1750 |
| COO− stretching vibration | 1562 | 1550 |
| - | 1452 | |
| C-O stretching band | 1116 | 990 |
| 1067 | ||
| C-H torsion bands | 739 | - |
