| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 887.06 | USD | 20251014 |
| Sinopec | China national standards | MT | 887.06 | USD | 20251014 |
| Sinopec | China national standards | MT | 844.82 | USD | 20251014 |
| Sinopec | China national standards | MT | 788.5 | USD | 20251014 |
| Shandong Zhiheng | China national standards | MT | 802.58 | USD | 20251014 |
| Jinan Dezheng Chem | China national standards | MT | 999.7 | USD | 20251014 |
| Jinan Dezheng Chem | China national standards | MT | 999.7 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Aite Chem | China national standards | MT | 943.38 | USD | 20251014 |