About: http://webisa.webdatacommons.org/84447340

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	If the layer is a metal chalcogenide, it is removed by contact with a solution of a suitable oxidizing agent such as nitric acid, cupric chloride, ferric chloride, sulfuric acid - hydrogen peroxide mixtures and potassium permanganate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com