| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 874.78 | USD | 20251121 |
| Shandong Yuanhe Chem | China national standards | MT | 1072.31 | USD | 20251121 |
| Shandong Aite Chem | China national standards | MT | 1241.62 | USD | 20251121 |
| Shandong Aite Chem | China national standards | MT | 1100.53 | USD | 20251121 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1156.97 | USD | 20251121 |
| Shanghai Guoke | China national standards | MT | 1281.13 | USD | 20251121 |
| Shandong Junfeng | China national standards | MT | 1058.2 | USD | 20251121 |
| Shandong Hongyang Chem | China national standards | MT | 907.23 | USD | 20251121 |
| Beijing Yanshan Petro | China national standards | MT | 888.89 | USD | 20251121 |
| Lihuayi Weiyuan Chem | China national standards | MT | 917.11 | USD | 20251121 |