| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1077.06 | USD | 20250916 |
| Shandong Junfeng | China national standards | MT | 1196.73 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1210.81 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1210.81 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1171.39 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1196.73 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1175.61 | USD | 20250916 |
| Shandong Jinwen Chem | China national standards | MT | 1210.81 | USD | 20250916 |
| Aite Zhejiang | China national standards | MT | 1126.33 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1013.29 | USD | 20250915 |