| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 1291.35 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1333.69 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1298.41 | USD | 20251028 |
| Shandong Jinwen Chem | China national standards | MT | 1199.62 | USD | 20251028 |
| Shandong Xima | China national standards | MT | 973.81 | USD | 20251028 |
| Shandong Qiangsen Chem | China national standards | MT | 1044.37 | USD | 20251028 |
| Beijing Yanshan Petro | China national standards | MT | 1220.79 | USD | 20251028 |
| Kunlun Daqing Petro | China national standards | MT | 1199.62 | USD | 20251028 |
| CNPC | China national standards | MT | 1213.73 | USD | 20251028 |
| Sinopec | China national standards | MT | 1213.73 | USD | 20251028 |