| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 875.84 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 988.85 | USD | 20251128 |
| Shandong Jinshenrun Chem | China national standards | MT | 974.73 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 918.22 | USD | 20251128 |
| Sinopec | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Junfeng | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1108.93 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 960.6 | USD | 20251128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1158.54 | USD | 20251127 |
| Shandong Hongyang Chem | China national standards | MT | 908.46 | USD | 20251127 |