| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chem | China national standards | MT | 1674.92 | USD | 20251010 |
| Xiamen Yudeshun Chem | China national standards | MT | 1674.76 | USD | 20250930 |
| Xiamen Yudeshun Chem | China national standards | MT | 1548.1 | USD | 20250930 |
| Xiamen Yudeshun Chem | China national standards | MT | 1548.1 | USD | 20250930 |
| Xiamen Yudeshun Chem | China national standards | MT | 1546.51 | USD | 20250919 |
| Xiamen Yudeshun Chem | China national standards | MT | 1673.04 | USD | 20250919 |
| Xiamen Yudeshun Chem | China national standards | MT | 1546.51 | USD | 20250919 |