| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 760.27 | USD | 20250916 |
| Shandong Yeyang Chem | China national standards | MT | 774.35 | USD | 20250916 |
| Nanjing Baitu Chem | China national standards | MT | 746.2 | USD | 20250916 |
| Nanjing Baitu Chem | China national standards | MT | 746.2 | USD | 20250916 |
| Shandong Junfeng | China national standards | MT | 788.43 | USD | 20250916 |
| Shandong Junfeng | China national standards | MT | 774.35 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 851.79 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 865.87 | USD | 20250916 |
| Shandong Jinwen Chem | China national standards | MT | 788.43 | USD | 20250916 |
| Aite Zhejiang | China national standards | MT | 703.96 | USD | 20250916 |