| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Wonfull Petro | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong QiFa Chem | China national standards | MT | 887.72 | USD | 20251016 |
| Jinan Aochen Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Aochen Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Shijiaz Bailong Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Tangshan Huayi | China national standards | MT | 887.72 | USD | 20251016 |
| Shandong Xima | China national standards | MT | 704.54 | USD | 20251016 |