Trace and Essential Elements Analysis in Cymbopogon citratus (DC.) Stapf Samples by Graphite Furnace-Atomic Absorption Spectroscopy and Its Health Concern

Table 2

Distribution levels (mg/kg ± SD) of elemental contents in the triplicate samples of Cymbopogon citratus plant (mean values ± SD).

Element	Sample 1	Sample 2	Sample 3
Mg	0.774 ± 0.001	0.7641 ± 0.002	0.790 ± 0.008
Ca	5.157 ± 0.041	6.012 ± 0.085	5.179 ± 0.081
Cr	0.675 ± 0.141	0.601 ± 0.229	0.873 ± 0.483
Mn	0.271 ± 0.036	0.193 ± 0.010	0.214 ± 0.061
Fe	1.645 ± 0.187	1.644 ± 0.014	1.984 ± 0.069
Ni	0.004 ± 0.006	0.006 ± 0.016	0.010 ± 0.017
Cu	0.064 ± 0.003	0.077 ± 0.003	0.051 ± 0.002
Zn	0.122 ± 0.025	0.108 ± 0.001	0.105 ± 0.002
Mo	0.369 ± 0.021	0.413 ± 0.050	0.403 ± 0.035
As	0.047 ± 0.034	0.087 ± 0.054	0.076 ± 0.051
Cd	0.030 ± 0.001	0.017 ± 0.003	0.025 ± 0.001
Pb	0.014 ± 0.001	0.013 ± 0.002	0.031 ± 0.010