| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 580.03 | USD | 20251211 |
| Weifang Yixin Chem | China national standards | MT | 594.18 | USD | 20251211 |
| Sinopec | China national standards | MT | 594.18 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 594.18 | USD | 20251211 |
| Zibo Jinshuo Chem | China national standards | MT | 594.18 | USD | 20251211 |
| Sinopec | China national standards | MT | 628.13 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 862.97 | USD | 20251211 |
| Sinopec | China national standards | MT | 580.03 | USD | 20251211 |
| Unknown | China national standards | MT | 587.1 | USD | 20251211 |
| Shanghai Wanzhong | China national standards | MT | 582.86 | USD | 20251211 |