| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.62 | USD | 20251027 |
| Xiangyang Youdeshi Chemical Co., Ltd. | Food Grade | MT | 194.69 | USD | 20251027 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.48 | USD | 20251026 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 183.28 | USD | 20251026 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 183.28 | USD | 20251026 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.43 | USD | 20251026 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 225.58 | USD | 20251026 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 183.28 | USD | 20251025 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.38 | USD | 20251025 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.43 | USD | 20251025 |