| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 363.88 | USD | 20260116 |
| Hebei Zhengyuan Hydro | China national standards | MT | 336.77 | USD | 20260116 |
| Hebei Zhengyuan Hydro | China national standards | MT | 332.34 | USD | 20260112 |
| Hebei Zhengyuan Hydro | China national standards | MT | 332.34 | USD | 20260112 |
| Hebei Zhengyuan Hydro | China national standards | MT | 332.34 | USD | 20260112 |
| Shandong Hualu | China national standards | MT | 359.11 | USD | 20260106 |
| Shandong Hualu | China national standards | MT | 359.11 | USD | 20260106 |
| Shandong Shuntian Chem | China national standards | MT | 320.11 | USD | 20260104 |
| Hebei Zhengyuan Hydro | China national standards | MT | 325.8 | USD | 20260104 |
| Hebei Zhengyuan Hydro | China national standards | MT | 325.8 | USD | 20260104 |