Spectrophotometric determination of iron with 1,10-phenanthroline in the presence of copper
โ Scribed by Wang, Zhenpu ;Cheng, K. L.
- Publisher
- Springer-Verlag
- Year
- 1982
- Weight
- 398 KB
- Volume
- 78
- Category
- Article
- ISSN
- 0344-838X
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๐ SIMILAR VOLUMES
A simple and convenient spectrophotometric procedure is described for the determination of ampicillin. The method is based on the formation of a yellow ternary complex with 1,10-phenanthroline and copper(II) in acetate buffer solution \((\mathrm{pH} \simeq 5.0)\) and measurement at \(446 \mathrm{~nm
THE SIMULTANEOUS SPECTROl?HOTOMETRIC DETERMINATION OF IRON AND OF COPPER USING x,x0-PHENANTHROLINE b,Y DONALD I-I. \VILI<IINS\* AND G. l~REDElI1C,I< SRLI'I'I-I \* Recipient of The I;lfth Annun Mcrclc Gracluate Fcllowshlp in Analytical Chemistry.
For the calorimetric determination of low concentrations of chloride, methods based on silver chromate and diphenylcarbazide, or silver phosphate and lpolybdate have been reported 1, but their sensitivity is as low as that of turbidimetryz. A small amount of chloride can also be estimated by its sup