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

Bulletin of the National Research Centre

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

Vendors	Nickel	Chromium	Copper	Cadmium	Lead
A	0.25 ± 0.03^a	0.11 ± 0.01^c	0.14 ± 0.02^bc	0.00 ± 0.00^a	0.00 ± 0.00^a
B	0.21 ± 0.02^a	0.00 ± 0.00^a	0.07 ± 0.01^ab	0.00 ± 0.00^a	0.00 ± 0.00^a
C	0.35 ± 0.04^b	0.00 ± 0.00^a	0.06 ± 0.04^a	0.00 ± 0.00^a	0.00 ± 0.00^a
D	0.20 ± 0.01^a	0.00 ± 0.00^a	0.17 ± 0.02^c	0.00 ± 0.00^a	0.00 ± 0.00^a
E	0.57 ± 0.00^c	0.06 ± 0.02^b	0.04 ± 0.00^a	0.00 ± 0.00^a	0.00 ± 0.00^a
F	0.57 ± 0.00^c	0.10 ± 0.03^bc	0.11 ± 0.01^abc	0.00 ± 0.00^a	0.00 ± 0.00^a
Control	0.27 ± 0.01^a	0.00 ± 0.00^a	0.08 ± 0.01^ab	0.00 ± 0.00^a	0.00 ± 0.00^a