Theory and application of chemically modified carbon paste electrode to copper speciation determination
✍ Scribed by J. Labuda; H. Korgová; M. Vaníčková
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- English
- Weight
- 568 KB
- Volume
- 305
- Category
- Article
- ISSN
- 0003-2670
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✦ Synopsis
The determination and speciation of copper at a carbon paste electrode modified with Dowex 5OW-8X cation-exchange resin was investigated in model and real samples. With this procedure free metal ions and labile complexes can be measured which dissociate during the time scale of the chemical accumulation of copper at the electrode.
📜 SIMILAR VOLUMES
A carbon paste electrode modified with dithizone (diphenylthiocarbazone) was employed for quantification of lead from aqueous solutions. Lead(H) was chemically deposited on the chemically modified electrode (CME) by complexation with the modifier, and the electrode was transferred to an electrochemi