| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 966.45 | USD | 20250918 |
| Shandong Shuojia Chem | China national standards | MT | 966.45 | USD | 20250918 |
| Shandong Shuojia Chem | China national standards | MT | 966.45 | USD | 20250918 |
| Shandong Shuojia Chem | China national standards | MT | 966.45 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 987.55 | USD | 20250918 |
| Sinopec | China national standards | MT | 984.74 | USD | 20250918 |
| Beijing Yanshan Petro | China national standards | MT | 987.55 | USD | 20250918 |
| Sinopec | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Yushuo Chem | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Yushuo Chem | China national standards | MT | 970.67 | USD | 20250918 |