Determination of Selected Metals in Fruit Wines by Spectroscopic Techniques

Table 4

Basic validation parameters obtained for each analyte by using developed method (, number of standards in three replicates; , coefficient of determination).

Analyte		Equation		LOD	LOQ	Linearity range	CV
K	6		0.998	0.47 mg/L	1.41 mg/L	1.41–60 mg/L	2.6
Ca	5		0.994	0.415 mg/L	1.245 mg/L	1.245–50 mg/L	2.4
Mg	5		0.999	0.021 mg/L	0.063 mg/L	0.063–1.200 mg/L	1.5
Pb	5		0.992	0.0031 µg/L	0.009 µg/L	0.0093–2.5000 µg/L	2.0
Zn	7		0.998	0.027 µg/L	0.081 µg/L	0.081–1.500 µg/L	1.9
Cd	5		0.997	0.0087 µg/L	0.026 µg/L	0.026–2 µg/L	3.1
Fe	5		0.991	0.009 mg/L	0.027 mg/L	0.027–5 mg/L	1.7
Hg	5		0.989	0.012 µg/L	0.036 µg/L	0.036–0.8 µg/L	10.0
Sn	5		0.990	9.9 µg/L	32.5 µg/L	32.5–100 µg/L	n.d