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Table 5 Quantification of bergenin and gallic acid from P. dubium growth rings, barks, and phelloderm

From: Microwave extraction and molecular imprinted polymer isolation of bergenin applied to the dendrochronological chemical study of Peltophorum dubium

Annual ring

Sample

Mass (g)

Extract (g)

Gallic acid (%)

Bergenin (%)

0–3rd

TPD1

1.5845

0.0964

nd

0.127 ± 0.004

5–7th

TPD2

1.5855

0.1041

nd

0.191 ± 0.007

11–14th

TPD3

1.5574

0.1486

0.029 ± 0.001

0.198 ± 0.004

17–20th

TPD4

1.5851

0.1990

nd

0.126 ± 0.006

26–28th

TPD5

1.5862

0.0917

nd

0.071 ± 0.002

Phelloderm

TPD6

1.5485

0.0721

nd

0.092 ± 0.004

Barks

TPD7

1.5508

0.1024

nd

0.026 ± 0.001

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BMC Chemistry

ISSN: 2661-801X

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