DESCRIPTION
Remove high levels of anions, neutralize acidic samples, and filter particulates with Thermo Scientific™ Dionex™ Guardcap™ AEX vial caps. Designed for use with Thermo Scientific Dionex AS-DV autosampler PolyVials, Dionex Guardcap AEX vial caps contain strong anion-exchange resin in the borate form embedded in a high density polyethylene matrix. Dionex Guardcap AEX vial caps seamlessly bring the power of automated inline sample preparation to your existing sample workflow without the need for additional labor, time, and complexity.