| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 459.11 | USD | 20251129 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.11 | USD | 20251128 |
| Liaocheng Yuanze Chem | 90% | MT | 536.81 | USD | 20251128 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.31 | USD | 20251128 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.11 | USD | 20251128 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.18 | USD | 20251127 |
| Liaocheng Yuanze Chem | 90% | MT | 536.88 | USD | 20251127 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.18 | USD | 20251127 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.4 | USD | 20251127 |
| Liaocheng Yuanze Chem | China national standards | MT | 459.07 | USD | 20251126 |