| Analysis Item | Unit | Specification | Test Results | Test Method |
| Colored Granules | pcs/kg | ≤20 | 3 | SH/T 1541.1-2019 |
| Large And Small Granules | g/kg | ≤10 | 4.2 | SH/T 1541.1-2019 |
| Melt Mass-flow Rate (MFR) | g/10 min | 0.16–0.24 | 0.19 | GB/T 3682.1-2018 |
| Density (23°C) | g/cm³ | 0.952–0.956 | 0.9546 | GB/T 1033.2-2010 |
| Tensile Yield Strength | MPa | ≥22.0 | 25 | GB/T 1040.2-2022 |
| Nominal Tensile Strain At Break | % | Report | 1,079 | GB/T 1040.2-2022 |
| Flexural Modulus | MPa | ≥800 | 1,202 | GB/T 9341-2008 |
| Environmental Stress Cracking Resistance (F₅₀) | h | ≥20 | >22 | GB/T 1842-2008 |
| Yellowness Index | — | ≤4.0 | −3.7 | HG/T 3862-2006 |
