title: Preconcentration techniques for trace analysis via neutron activation.
abstract: A review is given of the methods that have been proposed for enrichment of trace elements in samples that are to be analysed by neutron-activation methods. The emphasis is on classification of methods, with full illustrations by means of practical examples.
authors.affiliation: Department of Chemistry, University of Michigan, Ann Arbor, Michigan 48104, U.S.A.
authors.forename: J M
authors.initials: JM
authors.lastname: Rottschafer
authors.forename: R J
authors.initials: RJ
authors.lastname: Boczkowski
authors.forename: H B
authors.initials: HB
authors.lastname: Mark