Please use this column with suppressor type ion chromatography system.
Difluoroacetic acid and Trifluoroacetic acids were analyzed using IC SI-50 4E (a column for anions analysis).
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Sample : 5mg/L each, 20µL
Difluoroacetic acid
Trifluoroacetic acid
Column : Shodex IC SI-50 4E (4.0mmID*250mm) Eluent : 3.2mM Na2CO3 + 1mM NaHCO3 aq. Flow rate : 0.7mL/min Detector : Suppressed conductivity Column temp. : 25° C