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Selectivity : mixed-mode selectivity that incorporates the reversed phase
selectivity of strata-X and the strong cation exchanger
( Strata-X + SCX )
● Clean up of basic compounds form orgarnic solvents
● Arimatic selectivity
● Fractionation of bases from acidic and neutral impurities
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Selectivity : mixed-mode selectivity that incorporates the reversed phase
selectivity of strata-X and the weak cation exchanger
( Strata-X + WCX )
● Clean up of strong bases such as quaternary amines
● Fractionation of bases from acidic and neutral impurities |
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Selectivity : incorporates the mixed-mode selectivity of a strong cation and
a weak anion exchanger for target analytes.
( SCX + WCX )
● Fractionation of neutral compounds from acidic and basic analytes |
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Selectivity : surface bonded benzene sulfonic acid group for the retention of
organic bases from biological and aqueous sample matrices.
● Extraction of 1˚ 2˚ and 3˚ amines from biological fluids
● pi-pi selectivity of benzene ring allows for some hydrophobic retention of
analytes
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| Selectivity : unique selectivity of carboxylic acid (CBA) bonded to silica surface
● Extraction of quaternary amines
● Extraction of strong cations |
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Selectivity : incorporates the selectivity of a C8 plus a strong cation exchanger
to give mixed-mode retention for target analytes (C8+ SCX)
● Blood, serum, urine에서 basic drug 추출
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Selectivity : C8 + SCX
Gravity flow format of Screen-C
200μm particle size
● Horse urine and plasma, milk등과 같이 점성이 큰 sample 분석에 적합
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Ion-Exchange
