Natural radioactivity determination in samples of Peperomia pellucida commonly used as a medicinal herb.
J Environ Radioact
; 116: 148-51, 2013 Feb.
Article
em En
| MEDLINE
| ID: mdl-23153861
The concentration of (238)U, (232)Th, (230)Th, (226)Ra, (228)Ra and (210)Pb were determined in samples of Peperomia pellucida and in the surrounding soil, by alpha spectrometry and gross alpha and beta counting. The radionuclide activity concentrations ranged from 4.3 to 38 Bq kg(-1), 1.7-124 Bq kg(-1), 2.1-38 Bq kg(-1), 8.5-37 Bq kg(-1), 3.2-46 Bq kg(-1), 39-93 Bq kg(-1), respectively. In the plant extractions and infusions as used for consumption, the mean recoveries were from 23% to 60% in maceration and 24-75% in infusion.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Radioisótopos
/
Poluentes Radioativos do Solo
/
Peperomia
País/Região como assunto:
America do sul
/
Brasil
Idioma:
En
Revista:
J Environ Radioact
Assunto da revista:
SAUDE AMBIENTAL
Ano de publicação:
2013
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Reino Unido