FiG 1 - uploaded by Bushra Mahdi
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Heavy metal is one of the common pollutants which have dangerous potential for bioaccumulation that causes heavier exposure and serious disease for some organisms. In this paper, Cadmium nitrate (Cd(NO3)2 will be used as the source to prepare standard sample solution with concentration from 2%, 5%,10%,15 and 20%. An etched fiber optic was used as t...