| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 853.62 | USD | 20250722 |
| Sinopec | China national standards | MT | 1084.52 | USD | 20250722 |
| Shandong Langchem | China national standards | MT | 1056.54 | USD | 20250722 |
| Shandong Langchem | China national standards | MT | 965.58 | USD | 20250722 |
| Sinopec | China national standards | MT | 1091.52 | USD | 20250722 |
| Sinopec | China national standards | MT | 1091.52 | USD | 20250722 |
| Aite Zhejiang | China national standards | MT | 1007.56 | USD | 20250722 |
| Huizhou Jincheng Petro | China national standards | MT | 1091.52 | USD | 20250722 |
| Huizhou Jincheng Petro | China national standards | MT | 1090.57 | USD | 20250721 |
| Aite Zhejiang | China national standards | MT | 1006.68 | USD | 20250721 |