| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 1273.24 | USD | 20251211 |
| Shandong Jinshenrun Chem | China national standards | MT | 976.15 | USD | 20251211 |
| Shandong Jinshenrun Chem | China national standards | MT | 976.15 | USD | 20251211 |
| Beijing Yanshan Petro | China national standards | MT | 976.15 | USD | 20251211 |
| Nantong Zhonghe Chem | China national standards | MT | 877.12 | USD | 20251211 |
| Beijing Yanshan Petro | China national standards | MT | 806.38 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 806.38 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 806.38 | USD | 20251211 |
| Shandong Xingpeng Chem | China national standards | MT | 862.97 | USD | 20251211 |
| Beijing Yanshan Petro | China national standards | MT | 820.53 | USD | 20251211 |