| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 747.9 | USD | 20251106 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.79 | USD | 20251106 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.79 | USD | 20251106 |
| Xiangfen Longtengda Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.9 | USD | 20251106 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 775.73 | USD | 20251105 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.52 | USD | 20251105 |
| Shandong Wonfull Petrochemical Group Co., Ltd. | China national standards | MT | 825.09 | USD | 20251105 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.1 | USD | 20251105 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.1 | USD | 20251105 |