| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 951.13 | USD | 20251016 |
| Shandong Henrui Chem | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Shuojia Chem | China national standards | MT | 958.18 | USD | 20251016 |
| Hubei 789 Chem | China national standards | MT | 986.36 | USD | 20251016 |
| Hubei 789 Chem | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Xingpeng Chem | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Junfeng | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Junfeng | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Junfeng | China national standards | MT | 1056.81 | USD | 20251016 |
| Lihuayi Weiyuan Chem | China national standards | MT | 944.09 | USD | 20251016 |