| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.76 | USD | 20250924 |
| China national standards | MT | 295.54 | USD | 20250924 | |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 351.83 | USD | 20250924 |
| Henan Longyu Coal Chemical Co., Ltd. | China national standards | MT | 344.79 | USD | 20250924 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 408.12 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 365.9 | USD | 20250924 |
| Tianjin Shengtongtai Chemical Co., Ltd. | China national standards | MT | 351.83 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 387.01 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 394.05 | USD | 20250924 |