| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.84 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 923.45 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.84 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.25 | USD | 20251020 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 922.89 | USD | 20251020 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.25 | USD | 20251020 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.58 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.58 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.58 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.58 | USD | 20251017 |