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Future Journal of Pharmaceutical Sciences

Table 1 Specificity experiments

From: Development and validation of a simple and rapid ICP-OES method for quantification of elemental impurities in voriconazole drug substance

Elemental impurity

Mean value of element (μg/g)

% Difference

Controlled sample

Spiked sample

Lead

0.55

0.55

0.0

Palladium

0.91

0.84

8.0

Zinc

128.0

125.9

1.7

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