| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 998.8 | USD | 20250918 |
| Nanjing Runsheng Petro | China national standards | MT | 1055.07 | USD | 20250918 |
| Qingdao Shengze Chem | China national standards | MT | 970.67 | USD | 20250918 |
| Qingdao Shengze Chem | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Yihe Chem | China national standards | MT | 998.8 | USD | 20250918 |
| Shandong Yihe Chem | China national standards | MT | 984.74 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 977.7 | USD | 20250918 |
| Shandong Zhenkun | China national standards | MT | 1076.18 | USD | 20250918 |
| Aite Zhejiang | China national standards | MT | 1026.94 | USD | 20250918 |
| Aite Zhejiang | China national standards | MT | 1069.14 | USD | 20250918 |