| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.29 | USD | 20251031 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.29 | USD | 20251031 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.6 | USD | 20251030 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.6 | USD | 20251030 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.99 | USD | 20251029 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.99 | USD | 20251029 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.75 | USD | 20251028 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.75 | USD | 20251028 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1339.35 | USD | 20251021 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1339.35 | USD | 20251021 |