| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1327.38 | USD | 20251117 |
| Sinopec | China national standards | MT | 1228.54 | USD | 20251117 |
| Sinopec | China national standards | MT | 1200.29 | USD | 20251117 |
| Sinopec | China national standards | MT | 903.75 | USD | 20251117 |
| Shandong Shuojia Chem | China national standards | MT | 865.62 | USD | 20251117 |
| Xiamen Yudeshun Chem | China national standards | MT | 1341.5 | USD | 20251117 |
| Shinghwa AdvMat | China national standards | MT | 1341.5 | USD | 20251117 |
| Shandong Aite Chem | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Qiangsen Chem | China national standards | MT | 1044.96 | USD | 20251117 |
| Sinopec | China national standards | MT | 865.62 | USD | 20251117 |