| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 888.56 | USD | 20251105 |
| Shandong Yuanhe Chem | China national standards | MT | 1071.92 | USD | 20251105 |
| Shandong Jiaen Chem | China national standards | MT | 1093.07 | USD | 20251105 |
| Beijing Yanshan Petro | China national standards | MT | 906.9 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 888.56 | USD | 20251105 |
| Shiyou Yangzhou Chem | China national standards | MT | 888.56 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 888.56 | USD | 20251105 |
| Nantong Zhonghe Chem | China national standards | MT | 916.77 | USD | 20251105 |
| Lihuayi Weiyuan Chem | China national standards | MT | 916.77 | USD | 20251105 |
| Shandong Jiaen Chem | China national standards | MT | 1093.07 | USD | 20251105 |