| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 366.57 | USD | 20251024 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 331.32 | USD | 20251024 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 303.12 | USD | 20251024 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 352.47 | USD | 20251024 |
| Hebei Pengfa Chemcal Co., Ltd. | China national standards | MT | 328.5 | USD | 20251024 |
| China national standards | MT | 366.57 | USD | 20251024 | |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 352.47 | USD | 20251024 |
| China national standards | MT | 296.07 | USD | 20251024 | |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 415.91 | USD | 20251024 |
| China national standards | MT | 369.39 | USD | 20251024 |