| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 952.42 | USD | 20251119 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 952.64 | USD | 20251118 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 952.64 | USD | 20251118 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 924.41 | USD | 20251118 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 924.93 | USD | 20251117 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 953.17 | USD | 20251117 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 953.17 | USD | 20251117 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 953.05 | USD | 20251115 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 953.05 | USD | 20251115 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 924.81 | USD | 20251115 |