| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 802.23 | USD | 20250904 |
| Shandong Langchem | China national standards | MT | 971.12 | USD | 20250904 |
| Sinopec | China national standards | MT | 1090.75 | USD | 20250904 |
| Sinopec | China national standards | MT | 1097.79 | USD | 20250904 |
| Aite Zhejiang | China national standards | MT | 1012.54 | USD | 20250903 |
| Aite Zhejiang | China national standards | MT | 1012.54 | USD | 20250903 |
| Huizhou Jincheng Petro | China national standards | MT | 1096.92 | USD | 20250903 |
| Shandong Langchem | China national standards | MT | 1061.77 | USD | 20250903 |
| Shandong Langchem | China national standards | MT | 970.35 | USD | 20250903 |
| Sinopec | China national standards | MT | 1096.92 | USD | 20250903 |