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Table 1 Determination of Cu(II) (mean ± SD, n = 3) in vegetable samples

From: Spectrophotometric determination of Cu(II) in soil and vegetable samples collected from Abraha Atsbeha, Tigray, Ethiopia using heterocyclic thiosemicarbazone

Vegetable

Amount of Cu(II) found (µg/g) by

F-AAS method

2-APT method

3-APT method

Tomato

5.4 ± 0.35

5.6 ± 0.41

6.0 ± 0.50

Cabbage

8.0 ± 0.26

8.7 ± 0.44

8.5 ± 0.46

Spinach

15 ± 0.4

16 ± 0.47

16.2 ± 0.39

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