About: http://webisa.webdatacommons.org/310738952

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The pH of solutions into which zeolite A comes into contact should be maintained at a ph>6 by adding an alkali such as NaOH, KOH or NH4 OH. NH4 OH is preferred.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com