| Vendor | Spec | Unit | Price | Currency | Date |
| Dangyang Huaqiang | China national standards | MT | 865.99 | USD | 20260610 |
| Shandong Shuntian Chem | China national standards | MT | 873.11 | USD | 20260609 |
| Holitech Tech | China national standards | MT | 865.78 | USD | 20260609 |
| ChengDu YuLong | China national standards | MT | 851.1 | USD | 20260609 |
| 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 | USD | 20260602 | |
| Dangyang Huaqiang | China national standards | MT | USD | 20260602 |