| Vendor | Spec | Unit | Price | Currency | Date |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.46 | USD | 20251124 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.0 | USD | 20251119 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.29 | USD | 20251118 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1285.02 | USD | 20251117 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.86 | USD | 20251114 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.71 | USD | 20251112 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.29 | USD | 20251110 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.66 | USD | 20251107 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.13 | USD | 20251106 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1283.48 | USD | 20251105 |