| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.46 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.36 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.43 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.3 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.37 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.37 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.32 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.24 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.16 | USD | 20251014 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.21 | USD | 20251013 |