| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chem | China national standards | MT | 1382.13 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1382.13 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1383.09 | USD | 20251118 |
| Xiamen Yudeshun Chem | China national standards | MT | 1383.87 | USD | 20251117 |
| Xiamen Yudeshun Chem | China national standards | MT | 1383.69 | USD | 20251114 |
| Xiamen Yudeshun Chem | China national standards | MT | 1383.54 | USD | 20251112 |
| Xiamen Yudeshun Chem | China national standards | MT | 1382.89 | USD | 20251111 |
| Xiamen Yudeshun Chem | China national standards | MT | 1382.62 | USD | 20251031 |
| Xiamen Yudeshun Chem | China national standards | MT | 1382.93 | USD | 20251030 |
| Xiamen Yudeshun Chem | China national standards | MT | 1383.34 | USD | 20251029 |