The FTIR spectra show strong absorption in the range of 1646–1650 cm−1, which demonstrates the presence of a carbonyl group (–COO) in BC, whereas absorption in the range of 3350–3412 cm−1 demonstrates the occurrence of hydroxyl groups
The FTIR spectra show strong absorption in the range of 1646–1650 cm−1, which demonstrates the presence of a carbonyl group (–COO) in BC, whereas absorption in the range of 3350–3412 cm−1 demonstrates the occurrence of hydroxyl groups