| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.0 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.79 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.13 | USD | 20251110 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 861.14 | USD | 20251107 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 860.79 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 889.01 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 860.79 | USD | 20251106 |