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Table 6 Mean (n = 3) and measurement uncertainty values for Pb, Cd, and Cr in fish feed

From: Development and validation of a GF-AAS method and its application for the trace level determination of Pb, Cd, and Cr in fish feed samples commonly used in the hatcheries of Bangladesh

Sample

Concentration (mean ± U), mg/kg

Pb

Cd

Cr

1

1.72 ± 0.27

0.20 ± 0.03

46.50 ± 5.49

2

0.71 ± 0.11

0.16 ± 0.02

1.17 ± 0.14

3

1.04 ± 0.16

0.11 ± 0.01

0.67 ± 0.08

4

0.32 ± 0.05

0.11 ± 0.01

0.25 ± 0.03

5

1.81 ± 0.29

0.05 ± 0.01

4.55 ± 0.54

6

0.50 ± 0.08

0.15 ± 0.02

0.24 ± 0.03

7

1.08 ± 0.17

0.16 ± 0.02

0.68 ± 0.08

8

0.47 ± 0.07

0.05 ± 0.01

0.50 ± 0.06

9

0.78 ± 0.12

0.22 ± 0.03

0.59 ± 0.07

10

0.29 ± 0.05

0.17 ± 0.02

0.28 ± 0.03

11

0.52 ± 0.08

0.13 ± 0.02

0.05 ± 0.01

EU

5

1