| Vendor | Spec | Unit | Price | Currency | Date |
| Ningxia Xingping Chem | China national standards | MT | 359.18 | USD | 20251015 |
| Fugu Aoweiga Energy | China national standards | MT | 370.31 | USD | 20251014 |
| IM Yongxin Chem | China national standards | MT | 352.01 | USD | 20251014 |
| Ningxia Xingping Chem | China national standards | MT | 359.05 | USD | 20251014 |
| Shaanxi CoalChem | China national standards | MT | 360.46 | USD | 20251014 |
| Wuhai Zhonglian Chem | China national standards | MT | 352.01 | USD | 20251014 |
| Fugu Aoweiga Energy | China national standards | MT | 370.39 | USD | 20251013 |
| IM Yongxin Chem | China national standards | MT | 352.08 | USD | 20251013 |
| Shaanxi CoalChem | China national standards | MT | 360.53 | USD | 20251013 |
| Wuhai Zhonglian Chem | China national standards | MT | 352.08 | USD | 20251013 |