International Journal of Phytomedicine and Phytotherapy
Table 4 Characteristic FTIR absorption frequency of organic functional group in crude hot water infusion extract of Cassava biogas slurry
S/N | Class of compounds | Type of vibration | Absorption, cm-1 | Intensity | Chemical Formula |
|---|---|---|---|---|---|
1 | Hydroxyl group | Stretch | 3446.91 | Single bond | O-H |
2 | Alkane | Stretch | 2924.18 | Single bond | C-H |
3 | Alkane | Stretch | 2850.88 | Single bond | C-H |
4 | Amide | Stretch | 2359.09 | Double bond | C = N |
5 | Carbonyl group | Stretch | 1616.4 | Double bond | C = O |