| Vendor | Spec | Unit | Price | Currency | Date |
| Derun Chemical Co., Ltd. | China national standards | MT | 1111.02 | USD | 20250922 |
| Derun Chemical Co., Ltd. | China national standards | MT | 1110.67 | USD | 20250920 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 984.14 | USD | 20250920 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 829.49 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 829.49 | USD | 20250920 |
| Hunan Yuanshuo Fine Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| China Petroleum and Chemical Corporation Tianjin Branch | China national standards | MT | 1068.5 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1110.67 | USD | 20250920 |