| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1170.89 | USD | 20250923 |
| Shandong Xima | China national standards | MT | 914.76 | USD | 20250923 |
| Shandong Xima | China national standards | MT | 914.76 | USD | 20250923 |
| Shandong Hanyue Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Shandong Hanyue Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Shandong Jinwen Chem | China national standards | MT | 1097.71 | USD | 20250923 |
| Shandong Jinwen Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Shandong Jinwen Chem | China national standards | MT | 971.05 | USD | 20250923 |
| Nanjing Runsheng Petro | China national standards | MT | 1041.42 | USD | 20250923 |
| Nanjing Runsheng Petro | China national standards | MT | 1041.42 | USD | 20250923 |