RETRACTED: (Liquid + liquid) equilibria of quaternary systems containing water, phosphoric acid, dichloromethane and 1,2-dichloroethane

This article has been retracted: please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).This article has been retracted at the request of the Editors-in-Chief.The retraction is considered necessary as significant errors were discovered in the article during a data review by NIST. A corrigendum addressing the errors was not considered to suffice following review by NIST. The authors have been invited to repeat the measurements and submit a new manuscript.