| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 962.73 | USD | 20250926 |
| China national standards | MT | 976.78 | USD | 20250926 | |
| China national standards | MT | 983.81 | USD | 20250926 | |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250926 |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 999.2 | USD | 20250925 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| China national standards | MT | 1020.31 | USD | 20250925 | |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1041.42 | USD | 20250925 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1224.37 | USD | 20250925 |