<http://webisa.webdatacommons.org/prov/352787309>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/339554085> .
<http://webisa.webdatacommons.org/339554085>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/339554085>	<http://www.w3.org/ns/prov#value>	"Especially preferred are alkali metal hydroxides and oxides, such as sodium hydroxide." .
<http://webisa.webdatacommons.org/prov/16788204>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/339554085> .
<http://webisa.webdatacommons.org/339554085>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .