| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1209.09 | USD | 20250919 |
| Shandong Zhiheng | China national standards | MT | 1166.91 | USD | 20250919 |
| Shandong Qiangsen Chem | China national standards | MT | 1041.01 | USD | 20250918 |
| Qingdao Chengxin Chem | China national standards | MT | 956.6 | USD | 20250918 |
| Changzhou Dohow | China national standards | MT | 956.6 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 956.6 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 956.6 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 976.3 | USD | 20250918 |
| Wanhua Chem | China national standards | MT | 1012.87 | USD | 20250918 |
| Sinopec | China national standards | MT | 984.74 | USD | 20250918 |