References
- Bachra B. N., Dauer A., Sobel A. E. The complexometric titration of micro and ultra-micro quantities of calcium and magnesium in blood serum, urine and inorganic solutions. Clin. Chem 1958; 4: 107
- Cheng K. L., Bray R. H. Determination of calcium and magnesium in soil and plant material. Soil Science 1951; 72: 449
- Flaschka H., Barnard A. J., Broad W. C. The EDTA titrations. III. Chemist-Analyst 1958; 47: 52
- Foss O. P., Andersen B. An apparatus for rapid micro-titration of calcium in serum with EDTA. Scandinav. J. Clin. & Lab. Investigation 1958; 10: 437
- Hasselman J. J. T., van Kampen E. J. Magnesium. Clin. Chim. Acta 1958; 3: 305
- Lott P. F., Cheng K. L. Stepwise EDTA titration of calcium and magnesium with CI 202 and CI 203 as indicators. Chemist-Analyst 1957; 46: 30
- Shapiro L., Brannock W. W. Automatic photometric titration of Ca and Mg in carbonate rocks. Analyt. Chem 1955; 27: 725
- Wise W. S., Schmidt N. O. Amperometric determination of ethylenediaminetetraacetic acid with zinc. ions. Analyt. Chem 1955; 27: 1469