| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 349.85 | USD | 20250722 |
| Chizhou Xinyu Chem | China national standards | MT | 419.82 | USD | 20250722 |
| Yankuang Guotai Chem | China national standards | MT | 335.56 | USD | 20250721 |
| Nanjing Baitu Chem | China national standards | MT | 419.45 | USD | 20250721 |
| Jiangsu SOPO | China national standards | MT | 419.45 | USD | 20250721 |
| Chizhou Xinyu Chem | China national standards | MT | 405.47 | USD | 20250721 |
| Hebei Chuangde Tech | China national standards | MT | 384.5 | USD | 20250721 |
| Shandong Langchem | China national standards | MT | 363.52 | USD | 20250721 |
| Shandong Langchem | China national standards | MT | 349.54 | USD | 20250721 |
| Shandong Langchem | China national standards | MT | 384.5 | USD | 20250721 |