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Table 1 Sequestration of Ag NP with supported chitosan

From: Simple and green technique for sequestration and concentration of silver nanoparticles by polysaccharides immobilized on glass beads in aqueous media

Run

Polymer/glass bead ratio

Concentration of Ag NP (μg.L−1)

Salinity (PSU)a

Viscosity (cP)

Percentage of sequestration (%)b

Influence of polymer/glass bead ratio

1

2

100

0

500

26.2

2

3

100

0

500

35.4

3

4

100

0

500

23.2

4

5

100

0

500

34.3

5

6

100

0

500

27.2

Influence of molecular weight and quantity of support used

6

3

100

0

500

35.4

7

3

100

0

20

48.5

8

5

10

0

500

34.3

9

5

100

0

20

52.7

10

5 with double quantity

100

0

20

63.0

Influence of salinity

11

5

20

0

20

83.8

12

5

20

35

20

73.6

13

5

40

0

20

58.7

14

5

40

35

20

54.5

15

5

60

0

20

76.6

16

5

60

35

20

64.9

  1. a) PSU: practical salinity unit; b) the relative uncertainty is lower than 8 %