23–27 Oct 2017
Havana, Cuba
America/Havana timezone

Radioactivity levels in peloids used in main Cuban spas

25 Oct 2017, 15:00
1h 15m
Room “Fernando Portuondo”

Room “Fernando Portuondo”

Poster Nuclear Analytical Techniques and Applications in Art, Archeology, Environment, Energy, Space and Security Poster Session - NAT

Speakers

Oscar Díaz Rizo (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.) Katia D´Alessandro Rodríguez (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.)

Description

Radioactivity levels in peloids from some Cuban spas (San Diego, Elguea, Santa Lucía and Cajío) have been studied. The radionuclide concentration (in Bq.kg-1 dry weight) varied as follows: $^{226}$Ra = 6 – 1800, $^{137}$Cs = <2 – 5, $^{232}$Th = 6 – 38 and $^{40}$K = 47 – 365, being comparable to concentrations reported for therapeutic peloids used worldwide. Considering the short exposition times associated with the usual therapeutic practices in Cuban spas, the estimated annual equivalent dose in $^{226}$Ra-enriched peloids is well below the accepted equivalent dose values for the skin of peloids-based treatment users. Therefore, radioactivity levels present in peloids from the studied Cuban spas do not represent an impediment for its use with therapeutic purposes.

Primary authors

Oscar Díaz Rizo (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.) Margaret Suárez Muñoz (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.) Patricia González Hernández (Facultad de Química, Universidad de La Habana, La Habana, Cuba.) Alina Gelen Rudnikas (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.) Katia D´Alessandro Rodríguez (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.) Clara M. Melián Rodríguez (Instituto de Tecnologías y Ciencias Aplicadas, Universidad de La Habana (InsTEC-UH), La Habana, Cuba.) Juan R. Fagundo Castillo (Facultad de Química, Universidad de La Habana, La Habana, Cuba.) Nadia V. Martínez-Villegas (Institute for Scientific and Technological Research of San Luis Potosi (IPICYT), Mexico.) Juan Tomás Zerquera (Centro de Protección e Higiene de las Radiaciones, La Habana, Cuba.)

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