<http://webisa.webdatacommons.org/135571186>	<http://www.w3.org/ns/prov#value>	"Challenge testing must be conducted using full-scale filter elements to assess the performance of the entire unit, including the filtration media, seals, filter housing and other components integral to the filtration system." .
<http://webisa.webdatacommons.org/135571186>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/288699435>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/135571186> .
<http://webisa.webdatacommons.org/135571186>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<federalregister.gov> .