Studies on Biosorption of Methylene Blue from Aqueous Solutions by Powdered Palm Tree Flower (Borassus flabellifer)

Table 1

The FTIR spectral kinetics characteristics of PTMF before and after adsorption.

IR peak	Frequency (cm^−1)			Assignment
	Before adsorption	After adsorption	Differences
1	3441	3425	−16	O–H stretching
2	1743	1728	−15	C=O stretching
3	1628	1659	+31	C=C Stretching
4	1458	1450	−8	CH2 deformation
5	1258	1234	−24	Bending modes of O–C–H, C–C–H, and C–O–H
6	1034	1026	−8	C–O stretching