| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.62 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.62 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.62 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |