Variables

2-Maatook

Average

Standard deviation

8-Assawed

Average

Standard deviation

H₂S ppm

40 - 41

40.5

0.71

80 - 79

79.5

0.71

E.C m. mhos/cm

2.22 - 2.24

2.23

0.14

2.53 - 2.48

0.22

1.41

pH

6.9 - 6-9

6.9

0

7.1 - 7.1

7.1

0