Research Article
Adsorption of Cu (II) and Cd (II) from Wastewater by Sodium Alginate Modified Materials
Table 1
Position of the main peaks in FTIR spectra of PEO, SA, and SACL.
| | Wavenumber before SACL adsorption (cmā1) | Wavenumber after SACL adsorption (cmā1) | Assignment |
| | 3439 | 3440 | -OH stretching vibration | | 2924 | 2924 | -CH stretching vibration | | 1636 | 1617 | C=O stretching vibration | | 1420 | 1420 | C-H bending vibration | | 1024 | 1026 | C-O stretching vibration | | 876 | 876 | C-H bending vibration |
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