id	keyword
brj-23419	lignin
brj-23419	hydrogel
brj-23419	et al
brj-23419	adsorption
brj-23419	doi
brj-23419	klh
brj-23419	kim
brj-23419	article
brj-23419	properties
brj-23419	cm-1
brj-23419	pegdge
brj-23419	antioxidant
brj-23419	samples