| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 387.16 | USD | 20250829 |
| Shandong Langchem | China national standards | MT | 394.2 | USD | 20250829 |
| Nanjing Baitu Chem | China national standards | MT | 351.96 | USD | 20250829 |
| Jiangsu SOPO | China national standards | MT | 351.96 | USD | 20250829 |
| Yankuang Guotai Chem | China national standards | MT | 337.73 | USD | 20250828 |
| Chizhou Xinyu Chem | China national standards | MT | 365.87 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 394.02 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 386.98 | USD | 20250828 |
| Shandong Langchem | China national standards | MT | 365.87 | USD | 20250828 |
| Hebei Chuangde Tech | China national standards | MT | 386.98 | USD | 20250828 |