About: http://webisa.webdatacommons.org/230198638

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 charge within the vial 15 may also include an indicator such as phenolphthalein, this being a preferred indicator for use with alkali metal cation containing electrolytes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk