Table 5 Diluted water components.

From: Evaluating water injection compatibility and scale-formation reduction in a middle east reservoir using direct pore-scale visualization and NaOH treatment

Sample name

U

Lagoon

0.666L(DF = 1.5)

0.5L(DF = 2)

0.33L(DF = 3)

0.25L(DF = 4)

TDS

mg/l

7880

5248.08

3940

2600.40

1970

Calcium

mg/l

698.3

465.07

349.15

230.44

174.57

Bicarbonate

mg/l as HCO3–1

160

106.56

80

52.80

40

Sulphate

mg/l as SO4–2

2500

1665

1250

825

625

Strontium

mg/l

17.33

11.54

8.66

5.72

4.33

Barium

mg/l

0.06

0.04

0.03

0.02

0.01

Manganous

mg/l

726.9

484.11

363.45

239.88

181.72

Chloride

mg/l

2640

1758.24

1320

871.20

660

Fe

mg/l

0.23

0.15

0.11

0.07

0.06

Na, k

mg/l

1559.8

1038.83

779.90

514.73

389.95