| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 438.56 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 551.74 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 438.14 | USD | 20251210 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 551.21 | USD | 20251210 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 438.02 | USD | 20251209 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 551.06 | USD | 20251209 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 551.13 | USD | 20251208 |