Table 5 The statistical parameters of distribution of cation concentrations (mg L−1), pH values and conductivity of water at the exposure places of the biosorbent samples.

From: The significance of heterophasic ion exchange in active biomonitoring of heavy metal pollution of surface waters

Parameter

Na+

K+

Ca2+

Mg2+

pH (-)

κ (μS cm−1)

Mean

23.6

9.5

51.1

8.5

7.5

433

 ± s

2.9

0.4

3.3

0.3

0.5

34

Min

19.8

8.7

40.9

8.0

6.6

398

Max

29.8

10.5

56.7

9.0

8.2

517

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