| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 746.17 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 746.17 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 746.17 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 851.76 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 865.84 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 788.41 | USD | 20250908 |
| Shandong Junfeng | China national standards | MT | 788.41 | USD | 20250908 |
| Shandong Junfeng | China national standards | MT | 774.33 | USD | 20250908 |
| Shandong Yeyang Chem | China national standards | MT | 760.25 | USD | 20250908 |
| Shandong Yeyang Chem | China national standards | MT | 774.33 | USD | 20250908 |