About: http://webisa.webdatacommons.org/343547594

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	A matrix, as used in this context, may be water, buffer, gel, sample or other material with which the tube is filled.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au