| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 367.47 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 332.14 | USD | 20251203 |
| Shandong Langchem | China national standards | MT | 346.27 | USD | 20251203 |
| Luxi Chem | China national standards | MT | 353.34 | USD | 20251203 |
| Shandong Jinling Chem | China national standards | MT | 339.2 | USD | 20251203 |
| Shandong Hongyang Chem | China national standards | MT | 384.43 | USD | 20251203 |
| Nanjing Runsheng Petro | China national standards | MT | 339.2 | USD | 20251203 |
| Nanjing Runsheng Petro | China national standards | MT | 296.8 | USD | 20251203 |
| Luxi Chem | China national standards | MT | 240.27 | USD | 20251203 |
| Shandong Jinling Chem | China national standards | MT | 240.27 | USD | 20251203 |