| Vendor | Spec | Unit | Price | Currency | Date |
| China national standards | MT | 366.57 | 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 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.57 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 352.47 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 394.77 | USD | 20251024 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 352.47 | USD | 20251024 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 408.87 | USD | 20251024 |
| China national standards | MT | 296.07 | USD | 20251024 | |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.57 | USD | 20251024 |