| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 381.0 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 352.77 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 359.83 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 359.83 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 359.83 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 239.89 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 239.89 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 239.89 | USD | 20251103 |
| Shandong Jinling Chem | China national standards | MT | 239.89 | USD | 20251103 |
| Jiangsu Meilan Chem | China national standards | MT | 239.89 | USD | 20251103 |