| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 411.17 | USD | 20251209 |
| Liaocheng Yuanze Chem | China national standards | MT | 411.17 | USD | 20251209 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.45 | USD | 20251209 |
| Liaocheng Yuanze Chem | 90% | MT | 536.93 | USD | 20251209 |
| Shandong Yuxuan Chem | 90% | MT | 551.06 | USD | 20251209 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 529.86 | USD | 20251209 |
| Shandong Yuxuan Chem | China national standards | MT | 1130.37 | USD | 20251209 |
| Shandong Yuxuan Chem | China national standards | MT | 438.02 | USD | 20251209 |
| Shandong Zhenkun | 90% | MT | 395.63 | USD | 20251209 |
| Shandong Zhenkun | 90% | MT | 395.63 | USD | 20251209 |