| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1715.75 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1800.13 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1800.13 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1715.22 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1799.57 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1799.57 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1799.57 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1799.57 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1715.22 | USD | 20250919 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1800.66 | USD | 20250918 |