<http://webisa.webdatacommons.org/prov/65849355>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/211410899> .
<http://webisa.webdatacommons.org/prov/451602386>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/211410899> .
<http://webisa.webdatacommons.org/211410899>	<http://www.w3.org/ns/prov#value>	"When polystyrene is used, the first solvent may be an aromatic hydrocarbon, such as benzene or xylene, or a chlorinated hydrocarbon, such as methyl chloroform, or an ester, such as ethyl acetate." .
<http://webisa.webdatacommons.org/211410899>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/211410899>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .