| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 929.49 | USD | 20251013 |
| Shandong Yushuo Chem | China national standards | MT | 929.49 | USD | 20251013 |
| Hualu Holdings | China national standards | MT | 1308.97 | USD | 20251012 |
| Liaocheng Yuanze Chem | China national standards | MT | 1013.4 | USD | 20251012 |
| Qingdao Shengze Chem | China national standards | MT | 907.84 | USD | 20251012 |
| Shandong Jinshenrun Chem | China national standards | MT | 999.32 | USD | 20251012 |
| Shandong Jinshenrun Chem | China national standards | MT | 1013.4 | USD | 20251012 |
| Shandong Zhenkun | China national standards | MT | 1076.74 | USD | 20251012 |
| Jinan Aochen Chem | China national standards | MT | 1308.97 | USD | 20251011 |
| Jinan Aochen Chem | China national standards | MT | 1308.97 | USD | 20251011 |