| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 748.21 | USD | 20251107 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 705.57 | USD | 20251106 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.74 | USD | 20251106 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.74 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 776.12 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.79 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.79 | USD | 20251106 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.35 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.9 | USD | 20251106 |