| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 747.73 | USD | 20251027 |
| Shandong Aite Chem | China national standards | MT | 634.87 | USD | 20251027 |
| Shandong Hanyue Chem | China national standards | MT | 705.41 | USD | 20251027 |
| Shandong Hanyue Chem | China national standards | MT | 705.41 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 867.65 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 853.54 | USD | 20251027 |
| Shandong Zhiheng | China national standards | MT | 705.41 | USD | 20251027 |
| Nanjing Baitu Chem | China national standards | MT | 747.73 | USD | 20251027 |
| Shandong Yeyang Chem | China national standards | MT | 790.06 | USD | 20251027 |
| Nanjing Runsheng Petro | China national standards | MT | 761.84 | USD | 20251027 |