| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 2150.33 | USD | 20250928 |
| Wanhua Chem | China national standards | MT | 2150.33 | USD | 20250928 |
| Shandong Junfeng | China national standards | MT | 2150.33 | USD | 20250928 |
| Shandong Junfeng | China national standards | MT | 2150.33 | USD | 20250928 |
| Lihuayi Shandong | China national standards | MT | 843.27 | USD | 20250928 |
| Luxi Chem | China national standards | MT | 983.81 | USD | 20250928 |
| Nanjing Runsheng Petro | China national standards | MT | 857.32 | USD | 20250928 |
| Shaanxi Petro Yanan | China national standards | MT | 1058.3 | USD | 20250928 |
| Wanhua Chem | China national standards | MT | 1018.95 | USD | 20250928 |
| Shandong Xima | China national standards | MT | 744.88 | USD | 20250928 |