| Vendor | Spec | Unit | Price | Currency | Date |
| Zhenghe | China national standards | MT | 890.42 | USD | 20251210 |
| Sinopec | China national standards | MT | 777.35 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 805.62 | USD | 20251210 |
| Satellite Chem | China national standards | MT | 805.62 | USD | 20251210 |
| Satellite Chem | China national standards | MT | 833.89 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 883.35 | USD | 20251210 |
| Wanhua Chem | China national standards | MT | 1045.89 | USD | 20251210 |
| Jinan Qi Mat | China national standards | MT | 1031.76 | USD | 20251210 |
| Shandong Kaitai Petro | China national standards | MT | 890.17 | USD | 20251209 |
| Sinopec | China national standards | MT | 791.26 | USD | 20251209 |