| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 732.45 | USD | 20251015 |
| Yankuang Guotai Chem | China national standards | MT | 831.04 | USD | 20251015 |
| Yankuang Guotai Chem | China national standards | MT | 732.18 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 830.74 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 830.74 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 801.17 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 689.94 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 865.94 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 764.56 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 763.31 | USD | 20251013 |