| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Langchem | China national standards | MT | 866.53 | USD | 20251020 |
| Shandong Langchem | China national standards | MT | 852.44 | USD | 20251020 |
| Shandong Jinwen Chem | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Yeyang Chem | China national standards | MT | 774.94 | USD | 20251020 |
| Shandong Yeyang Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Yeyang Chem | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Zhiheng | China national standards | MT | 704.49 | USD | 20251020 |
| Shandong Hongyang Chem | China national standards | MT | 704.49 | USD | 20251020 |
| Nanjing Runsheng Petro | China national standards | MT | 760.85 | USD | 20251020 |