| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Longyu | China national standards | MT | 346.6 | USD | 20251211 |
| Shandong Yaoming Chem | China national standards | MT | 325.38 | USD | 20251211 |
| Henan Longyu | China national standards | MT | 304.16 | USD | 20251211 |
| Henan Longyu | China national standards | MT | 303.87 | USD | 20251210 |
| Shanghai Huayi | China national standards | MT | 424.01 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 367.48 | USD | 20251210 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 537.08 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 367.48 | USD | 20251210 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 593.61 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 353.34 | USD | 20251210 |