| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 1075.53 | USD | 20250919 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.23 | USD | 20250919 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1040.38 | USD | 20250919 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 998.2 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.23 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1005.23 | USD | 20250919 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1307.5 | USD | 20250919 |
| China national standards | MT | 998.2 | USD | 20250919 |