<http://webisa.webdatacommons.org/268608135>	<http://www.w3.org/ns/prov#value>	"Such catalysts are commercially available from companies such as Air Products." .
<http://webisa.webdatacommons.org/prov/342582045>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/268608135> .
<http://webisa.webdatacommons.org/268608135>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/268608135>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .