| Vendor | Spec | Unit | Price | Currency | Date |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 1379.17 | USD | 20250924 |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 1196.22 | USD | 20250924 |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 1266.59 | USD | 20250924 |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 1027.34 | USD | 20250924 |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 1027.34 | USD | 20250924 |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |