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Table 2 Reproducibility and recovery of angoroside C, cinnamic acid and harpagoside

From: Infrared-assisted extraction followed by high performance liquid chromatography to determine angoroside C, cinnamic acid, and harpagoside content in Scrophularia ningpoensis

Analyte

Original (mg/g)

Added (mg/g)

Recorded (mg/g)

Recovery (mean, %)

RSD (%, n = 6)

Angoroside C

0.83

1.25

1.30

104.47%

0.64

Cinnamic acid

0.76

0.625

0.61

98.28%

1.17

Harpagoside

0.94

1.25

1.31

104.55%

0.58