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Table 2 Determination of Cu(II) (mean ± SD, n = 3) in soil samples

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

Study area

Amount of Cu(II) founda (µg/g) by

F-AAS method

2-APT method

3-APT method

Adi Desta

0.15 ± 0.01

0.19 ± 0.01

0.19 ± 0.01

Adi Nfas

0.88 ± 0.05

1.02 ± 0.07

1.02 ± 0.09

Adi Kulal

2.01 ± 0.08

2.40 ± 0.10

2.11 ± 0.01