| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1126.3 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1196.69 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1175.58 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1210.77 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1210.77 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1171.35 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 957.36 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 985.51 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 1210.77 | USD | 20250908 |
| Shandong Junfeng | China national standards | MT | 1196.69 | USD | 20250908 |