| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 549.5 | USD | 20251020 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.19 | USD | 20251020 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 436.79 | USD | 20251020 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 436.93 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 549.69 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 549.69 | USD | 20251017 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |