<http://webisa.webdatacommons.org/142046391>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<science.gov> .
<http://webisa.webdatacommons.org/prov/6398501>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/142046391> .
<http://webisa.webdatacommons.org/142046391>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/142046391>	<http://www.w3.org/ns/prov#value>	"Also, described is a process for regenerating spent catecholated polystyrene by removal of the arsenic bound to it from contacting petroliferous liquid as described above and involves: a. treating said spent catecholated polystyrene, at a temperature in the range of about 20.degree. to 100.degree." .