| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 409.51 | USD | 20251117 |
| Shandong Langchem | China national standards | MT | 360.09 | USD | 20251117 |
| Shandong Langchem | China national standards | MT | 360.09 | USD | 20251117 |
| Shandong Jinling Chem | China national standards | MT | 331.85 | USD | 20251117 |
| Shandong Langchem | China national standards | MT | 353.03 | USD | 20251117 |
| Shandong Shuojia Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Shandong Shuojia Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Jiangsu LeeMan Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Shandong Jinling Chem | China national standards | MT | 331.85 | USD | 20251117 |
| Shandong Shuojia Chem | China national standards | MT | 261.24 | USD | 20251117 |