About: http://webisa.webdatacommons.org/177067939

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	In this form of molecule identification a portion of the standard is chemically modified or ???tagged???, such as covalent attachment to trinitrophenol (TNP) or an enzyme such as horseradish peroxidase (HRP).
http://www.w3.org/ns/prov#wasQuotedFrom	google.es