Parameters |
WHO |
Weight (wi) |
Relative Weight (Wi) |
pH |
6.5-8.5 |
4 |
0.108 |
TDS |
500 |
4 |
0.108 |
TH |
300 |
2 |
0.054 |
Ca2+
|
75 |
2 |
0.054 |
Mg2+
|
30 |
2 |
0.054 |
Na+
|
200 |
2 |
0.054 |
K+
|
12 |
2 |
0.054 |
Cl2-
|
250 |
3 |
0.081 |
SO42-
|
200 |
4 |
0.108 |
HCO32-
|
500 |
3 |
0.081 |
NO3-
|
45 |
5 |
0.135 |
F-
|
1.2 |
4 |
0.108 |
|
|
∑wi=37 |
∑Wi=1.000 |