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Table 2 Physicochemical Analysis of Acacia ferruginea bark

From: Exploring the phyto- and physicochemical evaluation, fluorescence characteristics, and antioxidant activities of Acacia ferruginea Dc: an endangered medicinal plant

S. no

Test

Weight of the sample taken (g)

Initial color

Final color

Temperature °C

% Value

1

pH 1% w/v solution

1.0

–

–

26.9 ± 0.08

7.2 ± 0.05

pH 10% w/v solution

10.0

–

–

28.6 ± 0.33

6.4 ± 0.0

2

Total ash content

2.0

Brown

White

0–600, 16 h

10.3 ± 0.85

3

Acid-insoluble ash

2.0

White

Buff color

100, 5 min

1.36 ± 0.087

4

Water-soluble ash

2.0

White

Cloudy white

100, 5 min

1.74 ± 0.013

5

Dry content

2.0

Brown

Brown

105, 12 h

92.4 ± 0.35

6

Moisture content

(Loss on drying)

2.0

Brown

Brown

105, 12 h

7.6 ± 0.34

7

Foreign matter

100

–

–

–

0.75 ± 0.21

8

Water-soluble extractive

5

–

–

–

9.45 ± 0.50

9

Alcohol-soluble extractive

5

–

–

–

12.26 ± 0.89

  1. Values are expressed in Mean ± SD where n = 3