| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1372.95 | USD | 20260331 |
| Zhejiang PetroChem | China national standards | MT | 1372.95 | USD | 20260331 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1329.04 | USD | 20260330 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1329.04 | USD | 20260330 |
| Sinopec | China national standards | MT | 1357.93 | USD | 20260330 |
| Shiyou Yangzhou Chem | China national standards | MT | 1415.71 | USD | 20260330 |
| Sinopec | China national standards | MT | 1357.93 | USD | 20260330 |
| Zhejiang PetroChem | China national standards | MT | 1301.69 | USD | 20260327 |
| Sinopec | China national standards | MT | 1330.61 | USD | 20260327 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1301.69 | USD | 20260327 |