Soils

Concentration (ppm)

pH

Ionic strength

(mol/l)

Average pore water velocity v (cm/h)

Average penetration time T_0.5

D (cm²/h)

Retardation factor R

Correlation coefficient R²

CK

50

4

0.1

14.761

2.266

4.707

0.9648

0.998***

50

7

0.1

10.077

5.64

3.134

1.337

0.995***

50

7

0.01

14.58

2.8

6.878

0.9091

0.998***

50

7

0.001

15.15

2.8

4.48

0.8856

0.999***

50

10

0.1

7.025

6.75

2.406

1.399

0.997***

200

7

0.1

11.28

4.71

8.704

0.9811

0.996***

500

7

0.1

5.93

8.85

0.1018

1.222

0.999***

50BS-12

50

7

0.1

2.9

44.14

0.8869

4.085

0.997***

100BS-12

50

4

0.1

1.898

53.58

0.2622

6.805

0.985***

50

7

0.1

2.552

98.45

0.3735

7.048

0.995***

50

7

0.01

4.769

39.86

0.2036

6.211

0.990***

50

7

0.001

6.99

29.15

0.2402

6.197

0.996***

50

10

0.1

3.425

33.33

1.731

6.917

0.989***

200

7

0.1

2.057

95.591

0.0212

6.597

0.995***

500

7

0.1

2.281

96.94

1.129

6.381

0.998***