About: http://webisa.webdatacommons.org/223518012

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	Generally an excess of the acid phosphate ester, ie, greater than the stoichiometric amount used for dispersion, is required, for example, an excess of over 10 percent by weight such as 10-90% by weight, for example 30-60%.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk