Preconcentration techniques for trace analysis via neutron activation

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.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/34169/1/0000457.pd