| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 337.76 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 274.43 | USD | 20250924 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 379.98 | USD | 20250924 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 256.13 | USD | 20250924 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 256.13 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 260.35 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250924 |