title: Determination of arsenic by polyurethane foam extraction and X-ray fluorescence.
abstract: A method based on extraction with polyurethane foam and determination by X-ray fluorescence has been developed for the determination of arsenic. Arsenic concentrations as low as 36 mug ml can be detected in 100 ml of aqueous solution.
authors.affiliation: Department of Chemistry, University of Manitoba, Winnipeg, Manitoba, Canada.
authors.forename: A S
authors.initials: AS
authors.lastname: Khan
authors.forename: A
authors.initials: A
authors.lastname: Chow