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Table 2 Recovery of FA and vanillin

From: Method development for simultaneous detection of ferulic acid and vanillin using high-performance thin layer chromatography

Sample

Amount in sample (ng)

Std added (ng)

Total conc. (ng)

Recovery (ng)

%Recovery

Avg. %Recovery

FA

20.54

50

70.54

69.20 ± 0.30

98.47 ± 0.05

98.77

20.54

100

120.54

119.23 ± 2.2

99.10 ± 1.89

20.54

150

170.54

168.42 ±0.29

98.56 ± 0.17

Vanillin

37.23

50

87.23

84.08 ± 0.38

96.51 ± 0.34

98.45

37.23

100

137.23

136.15 ± 0.45

99.19 ± 0.30

37.23

150

187.23

186.49 ± 2.30

99.65 ± 1.25

  1. Mean ± standard deviation (n = 3).