| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250919 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 998.2 | USD | 20250919 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1082.56 | USD | 20250919 |
| China national standards | MT | 1019.29 | USD | 20250919 | |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1040.38 | USD | 20250919 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.41 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.41 | USD | 20250919 |