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Table 3 Determination of Cd, Cu, and Pb in tomato leaves (0.5 g)

From: Mucor pusillus immobilized Amberlite XAD-4 biocomposites for preconcentration of heavy metal ions by solid-phase extraction method

Element Added (μg/g)a Found (μg/g)b Relative error, %
Cd N.D
10 9.4 ± 0.15 − 6
Cu 4.8 ± 0.1
10 13.7 ± 0.3 − 7
Pb N.D
10 9.3 ± 0.2 − 7
  1. N.D not detected
  2. aMean of five determinations at 95% confidence level (\( \overline{x} \)±\( ts/\sqrt{N} \))
  3. bShows the concentration of metal ions in tomato leaves and Kızılırmak river water samples