| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1822.14 | USD | 20251126 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1821.37 | USD | 20251125 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1820.83 | USD | 20251124 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1820.11 | USD | 20251122 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1820.11 | USD | 20251121 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1819.34 | USD | 20251120 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1834.29 | USD | 20251119 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1834.71 | USD | 20251118 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1835.74 | USD | 20251117 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1835.51 | USD | 20251115 |