| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1241.82 | USD | 20251030 |
| Beijing Yanshan Petro | China national standards | MT | 1058.37 | USD | 20251030 |
| Shandong Aite Chem | China national standards | MT | 1100.7 | USD | 20251030 |
| Shandong Aite Chem | China national standards | MT | 1100.7 | USD | 20251030 |
| Nantong Zhonghe Chem | China national standards | MT | 917.25 | USD | 20251030 |
| Qingdao Shengze Chem | China national standards | MT | 917.25 | USD | 20251030 |
| Lihuayi Weiyuan Chem | China national standards | MT | 917.25 | USD | 20251030 |
| Beijing Yanshan Petro | China national standards | MT | 917.25 | USD | 20251030 |
| Qingdao Shengze Chem | China national standards | MT | 905.96 | USD | 20251030 |
| Beijing Yanshan Petro | China national standards | MT | 987.81 | USD | 20251030 |