| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 845.68 | USD | 20251017 |
| Shandong Wonfull Petro | China national standards | MT | 845.68 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 775.2 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Yushuo Chem | China national standards | MT | 747.02 | USD | 20251017 |
| Hubei 789 Chem | China national standards | MT | 986.62 | USD | 20251017 |
| Hubei 789 Chem | China national standards | MT | 986.62 | USD | 20251017 |