| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Jinan Aochen Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Shijiaz Bailong Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Jinan Aochen Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Tangshan Huayi | China national standards | MT | 887.96 | USD | 20251018 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.02 | USD | 20251018 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.02 | USD | 20251018 |
| Shandong Wonfull Petro | China national standards | MT | 747.02 | USD | 20251018 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.02 | USD | 20251018 |
| Shandong Shuojia Chem | China national standards | MT | 761.11 | USD | 20251018 |