| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 1291.59 | USD | 20251029 |
| Shandong Jinwen Chem | China national standards | MT | 1199.84 | USD | 20251029 |
| Shandong Laya Chem | China national standards | MT | 973.98 | USD | 20251029 |
| Nanjing Runsheng Petro | China national standards | MT | 903.41 | USD | 20251029 |
| Beijing Yanshan Petro | China national standards | MT | 1221.01 | USD | 20251029 |
| Kunlun Daqing Petro | China national standards | MT | 1199.84 | USD | 20251029 |
| Shandong Zhiheng | China national standards | MT | 1171.6 | USD | 20251029 |
| Sinopec | China national standards | MT | 1213.95 | USD | 20251029 |
| CNPC | China national standards | MT | 1213.95 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 1192.78 | USD | 20251029 |