| Sample (Sy) | rPE (%) | rPET (%) | (SD) % | Composite (WxSy) |
| S1 | 20 | 70 | 10 | W1S1 |
| S2 | 20 | 60 | 20 | W1S2 |
| S3 | 20 | 50 | 30 | W1S3 |
| Control One (C1) | 20 | 80 | ------------ |
|
| S4 | 40 | 50 | 10 | W1S4 |
| S5 | 40 | 40 | 20 | W1S5 |
| S6 | 40 | 30 | 30 | W1S6 |
| Control Two (C2) | 40 | 60 | ------------ |
|