About: http://webisa.webdatacommons.org/127805250

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	Other sheet materials, including cellulose butyrate or cellulose propionate or polystyrene, and sterilizing agents such as propylene oxide may be substituted if desired.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr