The Equilibrium, Kinetics, and Thermodynamics Studies of the Sorption of Methylene Blue from Aqueous Solution Using Pulverized Raw Macadamia Nut Shells

Table 1

FT-IR band assignment of the sorbent.

IR peaks	Bands (cm^−1)	Band assignment
1	3623	O-H stretching of alcohols
2	3412	O-H stretching of alcohols
3	3218	O-H stretching of alcohols
4	2911	C-H stretching of alkanes
5	2673	C-H stretching of aldehydes
6	2488	N-H stretching of secondary amine
7	2128	CC stretching of alkynes
8	1729	C=O stretching of aldehydes
9	1389	C-H bending of aldehydes