Published October 1982 | Version v1
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Solvent extraction of some fission products using tetracycline as a complexing agent : dependence on the ph of the aqueous phase and on the nature of some inorganic anions

Description

The behavior of tetracycline as a complexing agent in solvent extraction studies is presented. The extraction curves for the fission products 90Sr, 140Ba, 99Mo, sup(99m)Tc, 95Zr, 95Nb, 103Ru and also for U have been determined for the extraction system tetracycline-benzyl alcohol. The extraction dependence on the pH of the aqueous phase as well as on the kind of electrolyte present was examined. As a practical application, the possiblity of using the tetracycline-benzyl alcohol system for separation of the fission products present in a mixture of them, as well as for the separation of uranium from those elements, was tested. (Author)

Availability note (English)

MF available from INIS under the Report Number.

Abstract (Portuguese)

Foi feito o estudo do comportamento da tetraciclina como agente extraente dos produtos de fissao 90Sr, 140Ba, 99Mo, sup(99m)Tc, 95Zr, 95Nb, 103Ru e 137Cs presentes numa solucao obtida pelo dissolucao do oxido de uranio irradiado. Para cada um dos produtos de fissao considerados, e para o uranio, foi determinada a variacao da porcentagem de extracao dos elementos em funcao da variacao do pH da fase aquosa e da presenca de eletrolitos na solucao. Foram examinadas tambem as possibilidades que a tetraciclina, como agente extraente, apresenta para a separacao dos produtos de fissao entre si e para a separacao do uranio dos produtos de fissao. (Autor)

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Additional details

Additional titles

Original title (Portuguese)
Extracao de alguns produtos de fissao a tetraciclina : influencia da acicez e da natureza de alguns anions inorganicos

Publishing Information

Imprint Pagination
19 p.
Report number
IPEN-PUB--49