| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.29 | USD | 20251105 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.77 | USD | 20251103 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.81 | USD | 20251030 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 988.1 | USD | 20251029 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |