| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 875.76 | USD | 20251126 |
| Beijing Yanshan Petro | China national standards | MT | 875.76 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1108.82 | USD | 20251126 |
| Beijing Yanshan Petro | China national standards | MT | 1059.38 | USD | 20251126 |
| Shandong Jinshenrun Chem | China national standards | MT | 974.63 | USD | 20251126 |
| Lihuayi Weiyuan Chem | China national standards | MT | 875.76 | USD | 20251126 |
| Shandong Junfeng | China national standards | MT | 918.13 | USD | 20251126 |
| Shandong Xingpeng Chem | China national standards | MT | 861.63 | USD | 20251126 |
| Jinan Jinrihe Chem | China national standards | MT | 1002.88 | USD | 20251126 |
| Shandong Jinshenrun Chem | China national standards | MT | 974.63 | USD | 20251126 |