| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.68 | USD | 20251201 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.68 | USD | 20251201 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.68 | USD | 20251201 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.29 | USD | 20251129 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.29 | USD | 20251128 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.29 | USD | 20251128 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.29 | USD | 20251128 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.42 | USD | 20251127 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.42 | USD | 20251127 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.42 | USD | 20251127 |