| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 959.87 | USD | 20251029 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.37 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.69 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.11 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.43 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.43 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 958.18 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 957.46 | USD | 20251014 |