| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.26 | USD | 20251122 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.39 | USD | 20251122 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.26 | USD | 20251121 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1128.27 | USD | 20251120 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.03 | USD | 20251120 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1128.8 | USD | 20251119 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.41 | USD | 20251119 |