| Material | Chinese wax | |
| Main component | CH3(CH2)25COO(CH2)25CH3 | |
| Assignment [19] | Absorbance bands (cm−1) | |
| Experimental | Literature [19] | |
| C-H stretching band | 2913 | 2918 |
| 2847 | 2849 | |
| C=O stretching band | 1679 | 1734 |
| COO− stretching vibration | 1470 | 1466 |
| C-O stretching band | 1226 | 1182 |
| 935 | ||
| C-H torsion bands | 726 | 724 |