| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 971.08 | USD | 20251004 |
| Beijing Yanshan Petro | China national standards | MT | 971.08 | USD | 20251004 |
| Lihuayi Weiyuan Chem | China national standards | MT | 971.08 | USD | 20251004 |
| Shiyou Yangzhou Chem | China national standards | MT | 971.08 | USD | 20251004 |
| Sinopec | China national standards | MT | 914.78 | USD | 20251004 |
| Beijing Yanshan Petro | China national standards | MT | 985.15 | USD | 20251004 |
| Qingdao Shengze Chem | China national standards | MT | 985.15 | USD | 20251004 |
| Shiyou Yangzhou Chem | China national standards | MT | 985.15 | USD | 20251004 |
| Lihuayi Weiyuan Chem | China national standards | MT | 985.15 | USD | 20251004 |
| Shandong Xingpeng Chem | China national standards | MT | 957.01 | USD | 20251003 |