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Table 1 Physical properties of lignin-gelatin blended film

From: Synthesis and characterization of Acacia lignin-gelatin film for its possible application in food packaging

Samples

Thickness (mm)

Moisture content (%)

Water solubility (%)

Swelling property (%)

Bursting index (kg/cm2)

Tensile strength (MPa)

LG-A

0.17 ± 0.02a

8.96 ± 0.68a

59.15 ± 0.54d

511.48 ± 1.10a

9.34 ± 2.02b

1.22 ± 0.31d

LG-B

0.16 ± 0.01a

10.03 ± 0.61a

49.34 ± 0.64c

438.75 ± 1.02b

5.32 ± 0.93a

0.74 ± 0.17bc

LG-C

0.12 ± 0.01a

14.3 ± 0.36b

43.98 ± 0.33b

432.86 ± 0.93c

7.57 ± 0.97ab

0.87 ± 0.11bd

LG-D

0.12 ± 0.005b

16.43 ± 0.45c

33.37 ± 0.90a

425.80 ± 0.59d

4.96 ± 0.67a

0.46 ± .007a

LG-E

0.13 ± 0.002a

16.2 ± 0.20c

32.57 ± 0.58a

417.13 ± 0.70e

5.91 ± 2.61a

0.28 ± 0.06a

  1. Values represent mean ± standard deviation (SD) of three independent experiments (n = 3). Different letters in the same column indicate a statistically significant difference (p ≤ 0.05)