| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1173.79 | USD | 20260305 |
| Zhejiang PetroChem | China national standards | MT | 1173.79 | USD | 20260305 |
| Sinopec | China national standards | MT | 1188.29 | USD | 20260305 |
| Sinopec | China national standards | MT | 1188.29 | USD | 20260305 |
| Shiyou Yangzhou Chem | China national standards | MT | 1173.79 | USD | 20260305 |
| Sinopec | China national standards | MT | 1085.57 | USD | 20260303 |
| Shiyou Yangzhou Chem | China national standards | MT | 1056.62 | USD | 20260303 |
| Zhejiang PetroChem | China national standards | MT | 1027.67 | USD | 20260303 |
| Sinopec | China national standards | MT | 1085.57 | USD | 20260303 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1039.92 | USD | 20260302 |