| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 979.31 | USD | 20251016 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1240.0 | USD | 20251016 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 972.27 | USD | 20251016 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.0 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1035.68 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 972.27 | USD | 20251016 |