About: http://webisa.webdatacommons.org/155698689

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Chitosan is a polysaccharide that is obtained by means of partial alkaline N-deacetylation of chitin, a biopolymer present in the shell of crustaceans and insects.
http://www.w3.org/ns/prov#wasQuotedFrom	scielo.cl