| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 858.47 | USD | 20250924 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1083.64 | USD | 20250924 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250924 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 781.06 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250924 |