| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 859.77 | USD | 20251018 |
| Liaocheng Yuanze Chem | China national standards | MT | 873.87 | USD | 20251018 |
| Liaocheng Yuanze Chem | China national standards | MT | 873.87 | USD | 20251017 |
| Liaocheng Yuanze Chem | China national standards | MT | 859.77 | USD | 20251017 |
| Liaocheng Yuanze Chem | China national standards | MT | 859.54 | USD | 20251016 |
| Liaocheng Yuanze Chem | China national standards | MT | 873.63 | USD | 20251016 |
| Liaocheng Yuanze Chem | China national standards | MT | 872.98 | USD | 20251014 |
| Liaocheng Yuanze Chem | China national standards | MT | 858.9 | USD | 20251014 |
| Liaocheng Yuanze Chem | China national standards | MT | 859.07 | USD | 20251013 |
| Liaocheng Yuanze Chem | China national standards | MT | 873.15 | USD | 20251013 |