<http://webisa.webdatacommons.org/353937112>	<http://www.w3.org/ns/prov#value>	"However, many other potassium materials such as potassium sulfate, potassium nitrate and others are available if needed." .
<http://webisa.webdatacommons.org/prov/227253326>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/353937112> .
<http://webisa.webdatacommons.org/353937112>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/353937112>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .