INDUSTRY|chemistry
- réamhthiúchan Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- preconcentration
- en
- Definition operation (process) as a result of which the ratio of the concentration or the amount of microcomponents (trace constituents) andmacrocomponents (matrix) increases Reference "E. JACKWERTH. SEPARATION AND PRECONCENTRATION OF TRACE SUBSTANCES. I—PRECONCENTRATION FOR INORGANIC TRACE ANALYSIS. Pure & Appi. Chem., Vol. 51, pp.1195—1211. © IUPAC, http://pac.iupac.org/publications/pac/pdf/1979/pdf/5105x1195.pdf [15.4.2013]"
- Comment "The term ""enrichment"" is not recommended."