| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1298.24 | USD | 20251106 |
| Shandong Jinling | China national standards | MT | 1382.91 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1255.91 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1262.96 | USD | 20251106 |
| Shandong Zhenkun | China national standards | MT | 999.08 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1397.02 | USD | 20251106 |
| Shandong Aite Chem | China national standards | MT | 1453.47 | USD | 20251106 |
| Shandong Jinwen Chem | China national standards | MT | 1213.58 | USD | 20251106 |
| Shandong Yihe Chem | China national standards | MT | 987.79 | USD | 20251106 |
| Shandong Zhenkun | China national standards | MT | 999.08 | USD | 20251106 |