title: Vitamin methods: A simple potentiometric method for determining ascorbic acid, suitable for use with coloured extracts.
authors.affiliation: The Nutritional Laboratory, University of Cambridge and Medical Research Council.
authors.forename: L J
authors.initials: LJ
authors.lastname: Harris
authors.forename: L W
authors.initials: LW
authors.lastname: Mapson
authors.forename: Y L
authors.initials: YL
authors.lastname: Wang