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IR bands of polymeric resin (SUr) and its polymer metal complexes.
| Compounds | O-H | υC-O | υC-N | CH2 asym-sym | O=C-NH | δN-H | M-O | M-N |
|---|---|---|---|---|---|---|---|---|
| SUr | 3402 | 1080 | 1250 | 2936-2850 | 1778 | 1654 | — | — |
| SUr-Ni(II) | 3365 | 1050 | 1210 | 2936-2850 | 1658 | 1610 | 610 | 550 |
| SUr-Mn(II) | 3362 | 1051 | 1211 | 2936-2850 | 1657 | 1612 | 609 | 551 |
| SUr-Zn(II) | 3359 | 1049 | 1213 | 2936-2850 | 1660 | 1614 | 607 | 552 |
| SUr-Cu(II) | 3367 | 1052 | 1216 | 2936-2850 | 1659 | 1613 | 605 | 548 |
| SUr-Co(II) | 3364 | 1053 | 1215 | 2936-2850 | 1660 | 1615 | 603 | 549 |
