Uranium contents in raw waters from Biscay (Spain)

被引:8
作者
Herranz, M [1 ]
Abelairas, A [1 ]
Legarda, F [1 ]
机构
[1] ETSI Ind & Telecomunicac, Dpt Ingn Nucl & Mecan Fluidos, Bilbao 48013, Spain
关键词
radioactivity; uranium; surface water;
D O I
10.1016/S0969-8043(98)00182-1
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The determination of U-234, U-238 and U-235 in raw waters (surface waters) from foul treatment plants located in northern Spain has given mean values of 2.52 mBq/l for U-234, 1.77 mBq/l for U-238 and 0.11 mBq/l for U-235. Th, activity concentration is higher in summer than in winter. The knowledge of the uranium contents in waters in the previous and later instants of its treatment allows the determination of the removal percentage of uranium, whose mean value is 61.3%. (C) 1999 Elsevier Science Ltd. All rights reserved.
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页码:203 / 208
页数:6
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