| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 980.52 | USD | 20251027 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 923.47 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.87 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.87 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.51 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.51 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 923.13 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 923.45 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.84 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.84 | USD | 20251021 |