| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 325.09 | USD | 20251205 |
| Shandong Hualu | China national standards | MT | 354.78 | USD | 20251205 |
| Henan Longyu | China national standards | MT | 336.4 | USD | 20251205 |
| Yankuang Guotai Chem | China national standards | MT | 325.09 | USD | 20251205 |
| Henan Longyu | China national standards | MT | 303.89 | USD | 20251205 |
| Henan Longyu | China national standards | MT | 303.89 | USD | 20251205 |
| Yankuang Guotai Chem | China national standards | MT | 353.36 | USD | 20251205 |
| Henan Longyu | China national standards | MT | 303.89 | USD | 20251205 |
| Henan Longyu | China national standards | MT | 303.89 | USD | 20251205 |
| Henan Longyu | China national standards | MT | 303.89 | USD | 20251205 |