| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 819.8 | USD | 20251205 |
| Liaocheng Yuanze Chem | China national standards | MT | 862.2 | USD | 20251205 |
| Liaocheng Yuanze Chem | China national standards | MT | 862.4 | USD | 20251204 |
| Liaocheng Yuanze Chem | China national standards | MT | 862.14 | USD | 20251203 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.65 | USD | 20251202 |
| Liaocheng Yuanze Chem | China national standards | MT | 862.08 | USD | 20251201 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.72 | USD | 20251130 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.34 | USD | 20251130 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.34 | USD | 20251129 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.72 | USD | 20251129 |