| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1265.32 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1033.35 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1293.44 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 941.96 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |