| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250920 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1265.32 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 998.2 | USD | 20250920 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250920 |