Novel Karaya Gum Derivatives Produced by Alkaline Hydrolysis and Periodate Oxidation for Active Packaging with Cinnamaldehyde

Table 1

Some characteristic peaks in FTIR spectra of the KG types.

Wavenumber (cm^-1)	3282-3394	1725, 1244	1375	885, 887
Bond	-OH	Carbonyl/ester C=O	Methyl C-H	(Hemi)acetal C-O