| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 450.34 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.78 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 464.42 | USD | 20250924 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.9 | USD | 20250924 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.9 | USD | 20250924 |