id	keyword
eurjchem-2606	chitosan
eurjchem-2606	films
eurjchem-2606	pva
eurjchem-2606	properties
eurjchem-2606	food
eurjchem-2606	packaging
eurjchem-2606	lami
eurjchem-2606	strength
eurjchem-2606	mutasher
eurjchem-2606	journal
eurjchem-2606	solubility