| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 459.37 | USD | 20251205 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.47 | USD | 20251204 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.47 | USD | 20251204 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.78 | USD | 20251204 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.34 | USD | 20251203 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.61 | USD | 20251203 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.34 | USD | 20251203 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.27 | USD | 20251202 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.08 | USD | 20251202 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.08 | USD | 20251202 |