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Trace metal level of human blood from Dareta village, Anka, Nigeria
Abstract
The trace metal levels of blood obtained from some people in Dareta Village (a mining community) were determined. About 33 males of various age groups ranging from 1 to 40yrs were recruited for the study. The trace metals studied include Zn, Pb, Cd and Cu. These metals were analyzed using graphite furnace Atomic Absorption spectrophotometer(Shimazu AA-6800). The mean trace metal concentrations and their ranges were Zn, 8.42(5.21-
14.44) mg/l; Pb 1.13 (0.25-2.65) mg/l; Cd 0.052(0.01-0.098) mg/l and Cu, 0.67 (0.154-2.178) mg/l. The levels of these metals were higher than acceptable limits, except for copper which is within safe limits. These metals could bioaccumulate and thereby pose a long term effect on man. These effects have been extensively discussed.
14.44) mg/l; Pb 1.13 (0.25-2.65) mg/l; Cd 0.052(0.01-0.098) mg/l and Cu, 0.67 (0.154-2.178) mg/l. The levels of these metals were higher than acceptable limits, except for copper which is within safe limits. These metals could bioaccumulate and thereby pose a long term effect on man. These effects have been extensively discussed.