| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi CoalChem | China national standards | MT | 359.93 | USD | 20251124 |
| IM Yongxin Chem | China national standards | MT | 352.73 | USD | 20251121 |
| IM Yongxin Chem | China national standards | MT | 352.73 | USD | 20251121 |
| Ningxia Xingping Chem | China national standards | MT | 359.79 | USD | 20251121 |
| Wuhai Zhonglian Chem | China national standards | MT | 352.73 | USD | 20251121 |
| Shaanxi CoalChem | China national standards | MT | 359.79 | USD | 20251121 |
| Shaanxi CoalChem | China national standards | MT | 359.79 | USD | 20251121 |
| Wuhai Zhonglian Chem | China national standards | MT | 352.73 | USD | 20251121 |
| Ningxia Xingping Chem | China national standards | MT | 359.79 | USD | 20251121 |
| IM Yongxin Chem | China national standards | MT | 352.58 | USD | 20251120 |