About: http://webisa.webdatacommons.org/311198245

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 filter contained about 60% by weight MgO2 (50% active ingredient.) Each aliquot contained approximately 1010 microorganisms, i.e. virus or bacteria, per ml.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca