| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.35 | USD | 20251027 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.06 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.9 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 549.85 | USD | 20251024 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 549.65 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.49 | USD | 20251022 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.05 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.87 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 549.84 | USD | 20251021 |