Divalent Cu, Cd, and Pb Biosorption in Mixed Solvents

Table 2

Metal sensitive IR vibrational frequencies of water washed Chlorella vulgaris.

Band	Group	Band (cm^-1)
𝜈C=O, 𝛿N-H	amide I	1665
𝜈C-N, 𝛿N-H	amide II	1531
𝜈as(C=O)	Carboxylate	1446
𝜈s(C-O)	Carboxylate	1384
𝜈C-N, 𝛿N-H	amide III	1240
𝜈C-O	glucose ring band	1030
	metal binding	876, 533, 462