| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.02 | USD | 20251106 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1269.38 | USD | 20251105 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1311.98 | USD | 20251104 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1312.32 | USD | 20251103 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1312.08 | USD | 20251031 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1312.37 | USD | 20251030 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1312.76 | USD | 20251029 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1312.52 | USD | 20251028 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1312.06 | USD | 20251027 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1311.19 | USD | 20251024 |