About: http://webisa.webdatacommons.org/143329839

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	An etchant was a mixed liquid of an aqueous solution of hydrogen peroxide and sulfuric acid. [0074] Then, 5 interconnection layers were formed on both surfaces of the core substrate by the same process.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es