| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1621.89 | USD | 20251120 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1623.01 | USD | 20251118 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1623.93 | USD | 20251117 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1623.72 | USD | 20251114 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1622.8 | USD | 20251113 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1623.54 | USD | 20251112 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1622.78 | USD | 20251111 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1622.46 | USD | 20251031 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1622.83 | USD | 20251030 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1623.31 | USD | 20251029 |