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Selective and Rapid Ion-Chromatographic Determinations of Alkaline Earth Metals and Applications to the Analysis of Baryte
Summary
Type:
HPLC
Application #:
106550
Detection:
PAR-Zn-EDTA reaction, photometric, 495nm.
Conditions:
Fig. 3: eluent: 2mM oxalic acid, 0.25mM citric acid, 3mM ethylenediamine, 0.02% NaCl, pH 2.8, flow rate 0.9ml/min
Fig. 6: Eluent: 20mM oxalic acid, 10mM citric acid, 3mM ethylenediamine pH 3.4, flow rate 1ml/min
Authors:
Yan D
Source:
Z Anal Chem 335 (1989) 687 - 691
Details
Legend: Fig. 3. IC analysis of synthetic samples. Concentrations found: Cu, Pb, Zn, Fe, Cd, Mn, Mg, Ca, Sr 2ppm each, Ba 60ppm. Fig. 6. IC analysis of a baryte sample. Concentrations found: Ba 53.64%, Sr 1
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