Total Cyanide in River Water
Total cyanide in river water was analysed using 
DEAE-825 
(a column for weak anion exchange chromatography) and an electrochemical detector 
(ECD).

Sample : 100micro-L of distilled 
river water (
water)
Column       : Shodex IEC DEAE-825 (8.0mmID*75mm)
Eluent       : (10mM Sodium carbonate + 1mM Ethylenediamine)/CH3OH=90/10
Flow rate    : 1.0mL/min
Detector     : ECD (Electrode; Ag, 0mV SCE)
Column temp. : 40deg-C