| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 350.41 | USD | 20250807 |
| Jiangsu SOPO | China national standards | MT | 350.41 | USD | 20250807 |
| Chizhou Xinyu Chem | China national standards | MT | 546.64 | USD | 20250807 |
| Hebei Chuangde Tech | China national standards | MT | 385.45 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 364.43 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 350.41 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 385.45 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 392.46 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 392.11 | USD | 20250806 |
| Shandong Langchem | China national standards | MT | 385.11 | USD | 20250806 |