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Table 1 Viscosity measurements of chitosan and collagen extracted from the Gurijuba swim bladder

From: Characterization, antimicrobial and cytotoxic activity of polymer blends based on chitosan and fish collagen

Biopolymer

Concentration (g.L−1)

Time (s)

Constant (mm2/s)

ηr (L.g−1)

ηsp (L.g−1)

ηred (L.g−1)

Chitosan

2

825

0.004

3.41

2.40

1.20

3

700

0.008

5.78

4.78

1.59

4

992

0.008

8.19

7.19

1.80

5

315

0.035

11.38

10.38

2.07

6

408

0.035

14.75

13.75

2.29

Collagen

2

340

0.004

1.4049

0.4049

0.2024

3

400

0.004

1.6528

0.6528

0.2176

4

460

0.004

1.9008

0.9008

0.2252

5

530

0.004

2.1900

1.1900

0.2380

6

600

0.004

2.4793

1.4793

0.2465

  1. ηr, Relative viscosity; ηsp, specific viscosity; ηred, reduced viscosity
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