| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 956.98 | USD | 20250924 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1336.95 | USD | 20250924 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1336.95 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1365.1 | USD | 20250924 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1224.37 | USD | 20250924 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1224.37 | USD | 20250924 |