| Vendor | Spec | Unit | Price | Currency | Date |
| Zhejiang PetroChem | China national standards | MT | 1445.96 | USD | 20260309 |
| Zhejiang PetroChem | China national standards | MT | 1231.44 | USD | 20260306 |
| Zhejiang PetroChem | China national standards | MT | 1173.79 | USD | 20260305 |
| Zhejiang PetroChem | China national standards | MT | 1027.67 | USD | 20260303 |
| Zhejiang PetroChem | China national standards | MT | 1011.03 | USD | 20260302 |
| Zhejiang PetroChem | China national standards | MT | 953.37 | USD | 20260226 |
| Zhejiang PetroChem | China national standards | MT | 936.63 | USD | 20260213 |
| Zhejiang PetroChem | China national standards | MT | 848.82 | USD | 20251211 |
| Zhejiang PetroChem | China national standards | MT | 848.02 | USD | 20251210 |
| Zhejiang PetroChem | China national standards | MT | 847.78 | USD | 20251209 |