| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Huachang Chem | China national standards | MT | 2153.2 | USD | 20250923 |
| Lihuayi Shandong | China national standards | MT | 2153.2 | USD | 20250923 |
| Wanhua Chem | China national standards | MT | 2153.2 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 2153.2 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 2153.2 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 2181.35 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 2153.2 | USD | 20250923 |
| Wuhan Hengjiu Chem | China national standards | MT | 900.69 | USD | 20250923 |
| Wuhan Hengjiu Chem | China national standards | MT | 900.69 | USD | 20250923 |
| PetroChina | China national standards | MT | 900.69 | USD | 20250923 |