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Table 2 Heavy metal concentration (mg/l) in Buriganga river water

From: Contamination status and health risk assessment of trace elements in foodstuffs collected from the Buriganga River embankments, Dhaka, Bangladesh

Metals

Safe limita

Mean

Median

Max

Min

S.D

Cu

0.20

0.058

0.067

0.081

0.025

0.022

Co

0.05

0.014

0.016

0.019

0.005

0.005

Fe

5

31.091

34.330

39.313

20.683

7.885

Zn

2

0.234

0.187

0.427

0.167

0.109

Mn

0.2

1.560

1.56

1.56

<0.74

0.698

  1. asafe limit of toxic heavy metals in irrigation water for agricultural purpose (Pescod [1992]).
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Food Safety and Risk

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