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SPE - Why is selectivity so important in SPE?

PostPosted: Mon 24 Nov 2014 17:48
by Interchim
Why is selectivity so important in SPE?

SPE applies to (non-purified) samples whose analytes possess different polarities. As SPE does not possess a large number of separation plates, the adsorbents used must be highly selective. SPE is a "very high-selectivity chromatography" method.