| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 355.38 | USD | 20251230 |
| Shandong Hualu | China national standards | MT | 355.38 | USD | 20251230 |
| Hebei Zhengyuan Hydro | China national standards | MT | 329.87 | USD | 20251229 |
| Hebei Zhengyuan Hydro | China national standards | MT | 329.87 | USD | 20251229 |
| Shandong Hualu | China national standards | MT | 359.73 | USD | 20251229 |
| Shandong Hualu | China national standards | MT | 359.73 | USD | 20251229 |
| Shandong Shuntian Chem | China national standards | MT | 326.74 | USD | 20251225 |
| Nantong Zhonghe Chem | China national standards | MT | 390.46 | USD | 20251211 |
| Shandong Yuxuan Chem | China national standards | MT | 353.68 | USD | 20251211 |
| Shandong Hualu | China national standards | MT | 322.55 | USD | 20251211 |