Table 1.

FTIR results of PVA and doped PVA with Co²⁺-metal complex.

Attributions	Wavenumber (cm−1)
	SPMC_0	SPMC_1	SPMC_2
O-H stretching	3310	3308	3305
C–H stretching	2908	2915	2916
C=O stretching	1640	1648	1647
C=C stretching	1623	1624	1630
CH2 Wagging	1410	1418	1423
C-O-H bands	1150	1158	1162
C–H rocking	824	826	828