| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 266.17 | USD | 20250808 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 189.12 | USD | 20250808 |
| Henan Huiyihai Water Purification Materials Co., Ltd. | China national standards | MT | 280.33 | USD | 20250807 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 273.32 | USD | 20250807 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 266.31 | USD | 20250807 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 189.22 | USD | 20250807 |
| Henan Huiyihai Water Purification Materials Co., Ltd. | China national standards | MT | 280.08 | USD | 20250806 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 273.07 | USD | 20250806 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 189.05 | USD | 20250806 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 266.07 | USD | 20250806 |