<http://webisa.webdatacommons.org/390940806>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<inchem.org> .
<http://webisa.webdatacommons.org/390940806>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/228267931>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/390940806> .
<http://webisa.webdatacommons.org/390940806>	<http://www.w3.org/ns/prov#value>	" 7.2.7.3 Heavy metals and other minerals" .