About: http://webisa.webdatacommons.org/453114039

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	This can be recognized on a film which is left behind from a common solution of the components in a common solvent, such as acetone, during the evaporation of the solvent.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com