| SL.NO | Before Ozone implementation Test Value | After Ozone implementation Test Value | DIFFERENCE |
| SPEC-1 | 426 | 420 | −6 |
| SPEC-2 | 385 | 387 | 2 |
| SPEC-3 | 385 | 387 | 2 |
| SPEC-4 | 383 | 390 | 7 |
| SPEC-5 | 404 | 403 | −1 |
| SPEC-6 | 420 | 419 | −1 |
| SPEC-7 | 399 | 400 | 1 |
| SPEC-8 | 416 | 418 | 2 |