| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1269.9 | USD | 20251119 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.18 | USD | 20251118 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.9 | USD | 20251117 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.74 | USD | 20251115 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.02 | USD | 20251113 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.59 | USD | 20251112 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.0 | USD | 20251111 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.18 | USD | 20251110 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.54 | USD | 20251108 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1270.54 | USD | 20251107 |