title: Determination of phosphorus and tungsten in heteropoly acids by EDTA-titration.
abstract: Previous methods for the titrimetric determination of phosphorus and tungsten with EDTA are found to be unsatisfactory for heteropoly acids. Successful modifications of the procedures are described.
authors.affiliation: Guelph-Waterloo Centre for Graduate Work in Chemistry and Department of Chemistry, University of Waterloo, Waterloo, Ontario, Canada.
authors.forename: H
authors.initials: H
authors.lastname: Hayashi
authors.forename: J B
authors.initials: JB
authors.lastname: Moffat