| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 494.43 | USD | 20251128 |
| Qingdao Ruishuang Chem | China national standards | MT | 423.79 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 282.53 | USD | 20251128 |
| Shandong Jinling Chem | China national standards | MT | 331.97 | USD | 20251128 |
| Liaocheng Xinli | China national standards | MT | 247.21 | USD | 20251128 |
| Shandong Yushuo Chem | China national standards | MT | 240.18 | USD | 20251127 |
| Shandong Jinshenrun Chem | China national standards | MT | 324.96 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 360.28 | USD | 20251127 |
| Shandong Yushuo Chem | China national standards | MT | 240.18 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 360.28 | USD | 20251127 |