References
- Biedermann W., Schwarzenbach G. The “complexometric” titration of alkaline earths and some other metals with Eriochromschwarz T. Chimia 1948; 2: 56
- Buckley E. S., Gibson J. G., Bortholotti T. R. Simplified titrimetric techniques for the assay of calcium and magnesium in plasma. Journ. of Lab. & Clin. Med. 1951; 38: 751
- Flaschka H., Holasek A. A new method for the determination of calcium in blood serum. Hoppe-Seyler's Zeitschr. Phys. Chem. 1951; 288: 244
- Heald I. A., Coates K. B., Edwards J. E. New procedures for the calcium, magnesium and total hardnesses of water. The industrial Chemist 1950; 26: 428
- Nielsen H. Determination of calcium in serum. Nord. Med. 1952; 48: 1059
- Schwarzenbach G., Biedermann W., Bangerter F. New simple titration for determining the hardness of water. Helvet. Chim. Acta 1946; 29: 811
- Sobel A. E., Hanok A. A rapid method for the determination of ukramicro quantities of calcium and magnesium. Proc. Soc. Exper. Biol. Med. 1951; 77: 737
- Stutzmann F. L., Amatuzio D. S. Serum and spinal fluid calcium and magnesium in normal humans. Arch. Biochem. & Biophys. 1952; 39: 271