| Autor: |
Korn Mauro, Andrade Marta V. A. S., Borges Sivanildo S., Sousa Clarivaldo S., Oliveira Fábio S. |
| Jazyk: |
angličtina |
| Rok vydání: |
2003 |
| Předmět: |
|
| Zdroj: |
Journal of the Brazilian Chemical Society, Vol 14, Iss 2, Pp 254-258 (2003) |
| Druh dokumentu: |
article |
| ISSN: |
0103-5053 |
| Popis: |
In this work, the potential of reagent generation assisted by ultrasonic irradiation was evaluated for Cr(III) oxidation and arsine formation. Free radical formation by sonolysis of aqueous solutions was evaluated. The sonication of an aqueous solution saturated with CCl4 leads to chlorine radical formation while the irradiation of water in the presence of metallic zinc leads to hydrogen production. The low relative standard deviations of the proposed procedures indicate that the method can be applied for analytical purposes. |
| Databáze: |
Directory of Open Access Journals |
| Externí odkaz: |
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