| Vendor | Spec | Unit | Price | Currency | Date |
| Ningxia Xingping Chem | China national standards | MT | 359.29 | USD | 20251020 |
| IM Yongxin Chem | China national standards | MT | 352.37 | USD | 20251017 |
| Fugu Aoweiga Energy | China national standards | MT | 370.69 | USD | 20251017 |
| Ningxia Xingping Chem | China national standards | MT | 359.41 | USD | 20251017 |
| Wuhai Zhonglian Chem | China national standards | MT | 352.37 | USD | 20251017 |
| Shaanxi CoalChem | China national standards | MT | 360.82 | USD | 20251017 |
| Fugu Aoweiga Energy | China national standards | MT | 370.45 | USD | 20251015 |
| IM Yongxin Chem | China national standards | MT | 352.14 | USD | 20251015 |
| Shaanxi CoalChem | China national standards | MT | 360.59 | USD | 20251015 |
| Wuhai Zhonglian Chem | China national standards | MT | 352.14 | USD | 20251015 |