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PDF catalog - Teknolab AS

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MIXED-MODE SORBENTS<br />

ISOLUTE HAX: Mixed-mode SPE for Acidic Drugs<br />

ISOLUTE HAX is a mixed-mode sorbent for acidic analytes. The combination of non-polar (C8) and strong<br />

anion exchange functionalities make ISOLUTE HAX ideal for the extraction of a wide range of acidic analytes.<br />

The generic method includes interference elution steps to remove interferences, providing a very clean extract<br />

for analysis.<br />

Selection of mixed-mode generic SPE sorbent by analyte class<br />

Drug/Analyte<br />

Class<br />

EVOLUTE CX<br />

ISOLUTE<br />

HAX<br />

ISOLUTE<br />

HCX<br />

ISOLUTE<br />

HCX-3<br />

ISOLUTE<br />

HCX-5<br />

ISOLUTE<br />

HCX-Q a<br />

Acidic<br />

✓<br />

Basic ✓ ✓ ✓ ✓<br />

Basic / lipophilic ✓ ✓<br />

Basic (pK > 11)<br />

Polybasic<br />

Quaternary amine<br />

✓<br />

✓<br />

✓<br />

aOptimum sorbent for basic drugs where it is difficult or impossible to eliminate positive charge(s) using pH.<br />

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