| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chem | China national standards | MT | 408.12 | USD | 20250925 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 591.07 | USD | 20250925 |
| Jiangsu SOPO | China national standards | MT | 351.83 | USD | 20250925 |
| Nanjing Baitu Chem | China national standards | MT | 351.83 | USD | 20250925 |
| Changzhou Yihan Chem | China national standards | MT | 394.05 | USD | 20250925 |
| Changzhou Yihan Chem | China national standards | MT | 394.05 | USD | 20250925 |
| Shandong Zhiheng | China national standards | MT | 365.9 | USD | 20250925 |
| Shandong Hualu | China national standards | MT | 408.12 | USD | 20250924 |
| Shandong Jiaen Chem | China national standards | MT | 401.09 | USD | 20250924 |
| Hualu Holdings | China national standards | MT | 415.16 | USD | 20250924 |