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Table 2 Concentration (mg kg−1) of heavy metals in sliced watermelon fruits purchased from Shasha market

From: Level of heavy metals in sliced watermelon fruits in selected markets in Akure, Nigeria

Vendors

Nickel

Chromium

Copper

Lead

Cadmium

A

1.21 ± 0.02e

0.11 ± 0.02c

0.07 ± 0.01a

0.00 ± 0.00a

0.00 ± 0.00a

B

1.29 ± 0.01f

0.04 ± 0.01ab

0.09 ± 0.01a

0.00 ± 0.00a

0.00 ± 0.00a

C

0.37 ± 0.01b

0.07 ± 0.03bc

0.11 ± 0.00a

0.00 ± 0.00a

0.00 ± 0.00a

D

0.72 ± 0.01d

0.00 ± 0.00a

0.07 ± 0.02a

0.00 ± 0.00a

0.00 ± 0.00a

E

0.46 ± 0.03c

0.21 ± 0.03d

0.07 ± 0.01a

0.00 ± 0.00a

0.00 ± 0.00a

F

1.41 ± 0.03g

0.23 ± 0.01d

0.09 ± 0.03a

0.00 ± 0.00a

0.00 ± 0.00a

Control

0.27 ± 0.01a

0.00 ± 0.00a

0.08 ± 0.01a

0.00 ± 0.00a

0.00 ± 0.00a

  1. Means having the same alphabet within the column are not significantly different from each other using ANOVA and Duncan’s test at α = 0.05