WK781 PET is widely used in transparent container like wine package,cosmetics bottle, file box and storage box. Moreover, it can be also applied in highly permeable water bottles and sterile filled drink packaging bottles.
| Parameter | Unit | Value | Test method |
| Intrinsic Viscosity | dL/g | 0.780±0.015 | Q/WK007 |
| Acetaldehyde Content | μg/g | ≤1.0 | Q/WK007 |
| Color (L-value) | — | ≥83.0 | Q/WK007 |
| Color (b-value) | — | ≤-0.5 | Q/WK007 |
| Peak Temperature when Melting | °C | 245±2 | Q/WK007 |
| Moisture Content | % | ≤0.20 | Q/WK007 |
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