| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 928.47 | USD | 20250918 |
| Shandong Qiangsen Chem | China national standards | MT | 928.47 | USD | 20250918 |
| Beijing Xinqr Petro | China national standards | MT | 914.4 | USD | 20250918 |
| Qingdao Chengxin Chem | China national standards | MT | 914.4 | USD | 20250918 |
| Qingdao Chengxin Chem | China national standards | MT | 914.4 | USD | 20250918 |
| Shiyou Yangzhou Chem | China national standards | MT | 984.74 | USD | 20250918 |
| Shiyou Yangzhou Chem | China national standards | MT | 984.74 | USD | 20250918 |
| JS Xiaomi Chem | China national standards | MT | 987.55 | USD | 20250918 |
| Shanghai Wanzhong | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Jiaen Chem | China national standards | MT | 1090.24 | USD | 20250918 |