INDUSTRY|chemistry
- réamhthiúchan Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- preconcentration
- en
- Sainmhíniú operation (process) as a result of which the ratio of the concentration or the amount of microcomponents (trace constituents) andmacrocomponents (matrix) increases Tagairt "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]"
- Nóta "The term ""enrichment"" is not recommended."