| Analysis Item | Unit | Specification | Test Results | Test Method |
| Impurity | pcs/kg | 0 | 0 | SH/T 1541.1-2019 |
| Black Granules | pcs/kg | 0 | 0 | SH/T 1541.1-2019 |
| Colored Granules | pcs/kg | ≤40 | 0 | SH/T 1541.1-2019 |
| Snakeskin Granules & tailing Granules | pcs/kg | ≤200 | 36 | SH/T 1541.1-2019 |
| Density | g/cm³ | 0.955 ± 0.003 | 0.9542 | GB/T 1033.2-2010 |
| Melt Mass-flow Rate (MFR) | g/10 min | 0.25 ± 0.08 | 0.18 | GB/T 3682.1-2018 |
| Tensile Yield Strength | MPa | ≥22 | 26.7 | GB/T 1040.2-2006 |
| Nominal Tensile Strain At Break | % | ≥280 | 610 | GB/T 1040.2-2006 |
| Flexural Modulus | MPa | ≥900 | 1,240 | GB/T 9341-2008 |
| Charpy Notched Impact Strength (23°C) | kJ/m² | Report | 13 | GB/T 1043.1-2008 |
| Environmental Stress Cracking Resistance (F₅₀) | h | ≥35 | >38 | GB/T 1842-2008 |
