About: http://webisa.webdatacommons.org/401756911

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	This pKa can be further tuned by adding electron-withdrawing groups, X, such as Cl or F, on the fluorescein moiety.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com