Parameters

Before filtration

After filtration

WHO standards

pH

4.38

7.54

6.5 ≤ pH ≤ 8.5

Temperature (˚C)

25.3

25.9

-

Conductivity (µ/cm)

122.6

265

≤1000

Color (UCV)

22

20

15

Turbidity (NTU)

4.4

4

≤5

Nitrate (mg/l)

33.44

33.44

≤50

Nitrite (mg/l)

0.0627

0.0363

≤3

Ammonium (mg/l)

2.01

0.03

-

Phosphate (mg/l)

1.99

44.13

-