| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 633.29 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 450.34 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 405.31 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 401.09 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 436.27 | USD | 20250924 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 457.38 | USD | 20250923 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 534.78 | USD | 20250923 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 562.93 | USD | 20250923 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1139.93 | USD | 20250923 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 506.64 | USD | 20250923 |