| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250921 |
| Jinan Xingdate Biotechnology Co., Ltd. | China national standards | MT | 934.93 | USD | 20250921 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 787.31 | USD | 20250921 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250920 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 871.67 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 787.31 | USD | 20250920 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 787.31 | USD | 20250920 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |