Journal of Analytical Science and Technology

Table 7 Results obtained for the reproducibility by ICP-OES

From: Validation and measurement uncertainty evaluation of the ICP-OES method for the multi-elemental determination of essential and nonessential elements from medicinal plants and their aqueous extracts

Element	Average (μg L⁻¹)	s_R(%)	R(%)
Cd	107	9.8	27
Cr	98.5	10	28
Cu	101	12	34
Fe	94.8	14	39
Al	96.8	6.9	19
Mg	101	5.8	16
Pb	105	8.6	24
Mn	111	11	31
Ni	105	14	39
Zn	114	8.8	25
As	95.6	16	45

s_R, standard deviation of reproducibility; R, limit of reproducibility (s_R × 2.8).

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