International Journal of Spectroscopy / 2011 / Article / Tab 3

Research Article

Fast Determination of Manganese in Milk and Similar Infant Food Samples Using Multivariate Optimization and GF AAS

Table 3

Analytical parameters of merit.

ParametersUnitsValues

Linear rangeμg L−10.0–20.0
0.9959 ± 0.0015
Characteristic massa, mopg2.9 ± 0.3
Limit of detection, LDμg L−10.98 ± 0.04
Limit of detection, LDμg kg−119.6 ± 0.8
Limit of quantification, LQμg L−13.23 ± 0.19
Limit of quantification, LQμg kg−164.6 ± 3.8
Precision (% RSD)b%2.3
Accuracy (SRM 8435)cμg g−10.16 ± 0.04
Accuracy (SRM 1549)dμg g−10.26 ± 0.05

aRecommended value 2.0 pg.
bConcentration of 10 μg L−1,
cCertified value: 0.17 ± 0.05 μg g−1
dCertified value 0.26 ± 0.06 μg g−1.

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