<http://webisa.webdatacommons.org/104460904>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/133346756>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/104460904> .
<http://webisa.webdatacommons.org/104460904>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<plantedtank.net> .
<http://webisa.webdatacommons.org/104460904>	<http://www.w3.org/ns/prov#value>	"Carbonates are a buffer that can affect the pH. pH is not that critical to many fish, it is the mineral level (GH, KH and TDS) that is more important." .