Table 2 Evaluation of the accuracy of the proposed spectrofluorimetric method in 0.75% sulfuric acid in acetonitrile.

From: Spectrofluorimetric determination of butylated hydroxytoluene and butylated hydroxyanisole in their combined formulation: application to butylated hydroxyanisole residual analysis in milk and butter

BHT

BHA

Nominal concentration taken (µg/mL)

% Recovery ± % RSD*

Nominal concentration taken (µg/mL)

% Recovery ± % RSD*

3

101.78% ± 1.80

0.25

100.4% ± 0.92

8

100.58% ± 0.39

3

99.92% ± 0.74

16

99.56% ± 0.71

6

99.18% ± 0.97

  1. *Average of three determinations.
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