| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 886.72 | USD | 20251011 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 886.72 | USD | 20251011 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251011 |
| China national standards | MT | 1097.85 | USD | 20251011 | |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251011 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 886.72 | USD | 20251011 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 950.06 | USD | 20251011 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |