| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 745.14 | USD | 20250919 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 2151.05 | USD | 20250919 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 892.76 | USD | 20250919 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |