Cases | Bounds | x1 | x2 | x3 | x4 |
---|---|---|---|---|---|
Case 1 (IC: 5Â mg/L) | LB | 7 | 2 | 5 | 2 |
 | UB | 11 | 10 | 5 | 14 |
Case 2 (IC: 10Â mg/L) | LB | 7 | 2 | 10 | 2 |
 | UB | 11 | 10 | 10 | 14 |
Case 3 (IC: 15Â mg/L) | LB | 7 | 2 | 15 | 2 |
 | UB | 11 | 10 | 15 | 14 |
Case 4 (IC: 20Â mg/L) | LB | 7 | 2 | 20 | 2 |
 | UB | 11 | 10 | 20 | 14 |
Case 5 (IC: 25Â mg/L) | LB | 7 | 2 | 25 | 2 |
 | UB | 11 | 10 | 25 | 14 |
Case 6 (IC: 30Â mg/L) | LB | 7 | 2 | 30 | 2 |
 | UB | 11 | 10 | 30 | 14 |
Case 7 (IC: 5–30 mg/L) | LB | 7 | 2 | 5 | 2 |
 | UB | 11 | 10 | 30 | 14 |