| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1509.06 | USD | 20251120 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1510.11 | USD | 20251118 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1510.96 | USD | 20251117 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1510.77 | USD | 20251114 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1509.91 | USD | 20251113 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1510.6 | USD | 20251112 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1509.89 | USD | 20251111 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1509.59 | USD | 20251031 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1509.93 | USD | 20251030 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1510.38 | USD | 20251029 |