New Developments in QuEChERS methodology

EPRW 2006, Corfu
Slide 20
Broaden matrix spectrum –
E.g. cereals, dried fruits
Dry Commodities
require the addition of water prior to extraction
to weaken interactions of pesticides with the
matrix and to ensure adequate partitioning.
Weigh 5 g of sample add 10 mL water....
Remove co-extracted fat by freezing out or C18, if
necessary....