| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 1909.85 | USD | 20251211 |
| Liaocheng Yuanze Chem | China national standards | MT | 1908.05 | USD | 20251210 |
| Liaocheng Yuanze Chem | China national standards | MT | 1539.79 | USD | 20251130 |
| Liaocheng Yuanze Chem | China national standards | MT | 1539.79 | USD | 20251129 |
| Liaocheng Yuanze Chem | China national standards | MT | 1539.79 | USD | 20251128 |
| Liaocheng Yuanze Chem | China national standards | MT | 1540.0 | USD | 20251127 |
| Liaocheng Yuanze Chem | China national standards | MT | 1539.64 | USD | 20251126 |
| Liaocheng Yuanze Chem | China national standards | MT | 1538.98 | USD | 20251125 |
| Liaocheng Yuanze Chem | China national standards | MT | 1538.53 | USD | 20251124 |
| Liaocheng Yuanze Chem | China national standards | MT | 1537.92 | USD | 20251123 |