| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 794.07 | USD | 20250927 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 794.07 | USD | 20250927 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 758.94 | USD | 20250927 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 758.94 | USD | 20250927 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 913.54 | USD | 20250927 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 758.94 | USD | 20250927 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 758.94 | USD | 20250927 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 758.94 | USD | 20250927 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 758.94 | USD | 20250927 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 765.97 | USD | 20250927 |