| Vendor | Spec | Unit | Price | Currency | Date |
| Weifang Yixin Chem | China national standards | MT | 1813.02 | USD | 20250926 |
| Jiangsu Yingte Chem | China national standards | MT | 1138.41 | USD | 20250926 |
| Shandong Yihe Chem | China national standards | MT | 1110.3 | USD | 20250926 |
| Shandong Yihe Chem | China national standards | MT | 1124.35 | USD | 20250926 |
| Shandong Xima | China national standards | MT | 843.27 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 1054.08 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 1054.08 | USD | 20250926 |
| Shandong Junfeng | China national standards | MT | 913.54 | USD | 20250926 |
| Shandong Junfeng | China national standards | MT | 920.56 | USD | 20250926 |
| JS Yangnong Chem | China national standards | MT | 850.29 | USD | 20250926 |