| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 865.65 | USD | 20260605 |
| Xinji Jiuyuan | China national standards | MT | 879.73 | USD | 20260604 |
| Shandong Shuntian Chem | China national standards | MT | 887.06 | USD | 20260604 |
| Shandong Shuntian Chem | China national standards | MT | 887.3 | USD | 20260603 |
| Chongqing Jianfeng Chem | China national standards | MT | 865.27 | USD | 20260602 |
| Dangyang Huaqiang | China national standards | MT | 865.27 | USD | 20260602 |
| Sichuan Meifeng | China national standards | MT | 865.52 | USD | 20260601 |
| Qinyang Jinkong | China national standards | MT | 880.08 | USD | 20260529 |
| Jishan Fengxi | China national standards | MT | USD | 20260527 | |
| Chongqing Jianfeng Chem | China national standards | MT | USD | 20260526 |