MALHEIRO, LUCIANO H.SAUEIA, CATIA H.R.MAZZILLI, BARBARA P.2014-11-172014-11-182015-04-022014-11-172014-11-182015-04-02MALHEIRO, LUCIANO H.; SAUEIA, CATIA H.R.; MAZZILLI, BARBARA P. Availability of U-238 and Th-232 present in phosphogypsum used in agriculture: precision and accuracy of the methodology. In: INTERNATIONAL NUCLEAR ATLANTIC CONFERENCE; MEETING ON NUCLEAR APPLICATIONS, 11th; MEETING ON REACTOR PHYSICS AND THERMAL HYDRAULICS, 18th; MEETING ON NUCLEAR INDUSTRY, 3rd, November 24-29, 2013, Recife, PE. <b>Proceedings...</b> DisponÃvel em: http://repositorio.ipen.br/handle/123456789/17896.http://repositorio.ipen.br/handle/123456789/17896openAccessphosphate rocksgypsumfertilizerssulfuric acidsoilsagricultureuranium 238thorium 232separation processespurificationalpha spectroscopyAvailability of U-238 and Th-232 present in phosphogypsum used in agriculture: precision and accuracy of the methodologyTexto completo de eventohttps://orcid.org/0000-0001-7174-9703