106560 Ion chromatography of cations with conductivity detection

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Ion chromatography of cations with conductivity detection

Summary

Type: HPLC
Application #: 106560
Detection: Fig. 1: conductivity detector Metrohm IC 690, 1µS/cm full scale Fig. 3: detector as in fig. 1, 5µS/cm full scale
Conditions: Fig. 1: eluent: 4.0mM tartaric acid, 0.5mM citric acid, 3.0mM ethylenediamine pH 4.0, flow rate 1.5ml/min
Fig. 3: eluent: 5mM oxalic acid, 1mM ethylenediamine pH 2.6, flow rate 1.5ml/min
Authors: Metrohm AG
Source: Metrohm AG Herisau Switzerland 1988


Details


Legend: Fig. 1. Separation of Ca and Mg (1ppm each, 100µl injected). Fig. 2. Separation of Ni, Zn, Co, Cd and Mn (1ppm each, 100µl injected). Conditions as in fig. 1 Fig. 3. Like copper, lead has very lo