| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1213.23 | USD | 20251104 |
| Shandong Zhiheng | China national standards | MT | 1410.74 | USD | 20251104 |
| Shandong Junfeng | China national standards | MT | 931.09 | USD | 20251104 |
| Shandong Junfeng | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong Jinling Chem | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong LuoHeng Chem | China national standards | MT | 1932.71 | USD | 20251104 |
| Shandong Jinshenrun Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| Shandong Jinling Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| Shandong Yuxuan Chem | China national standards | MT | 1354.31 | USD | 20251104 |
| Shandong Jinling Chem | China national standards | MT | 1107.71 | USD | 20251103 |