| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 819.34 | USD | 20251128 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.72 | USD | 20251128 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.45 | USD | 20251127 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.84 | USD | 20251127 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.26 | USD | 20251126 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.63 | USD | 20251126 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.27 | USD | 20251125 |
| Liaocheng Yuanze Chem | China national standards | MT | 818.91 | USD | 20251125 |
| Liaocheng Yuanze Chem | China national standards | MT | 818.67 | USD | 20251124 |
| Liaocheng Yuanze Chem | China national standards | MT | 861.01 | USD | 20251124 |