| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 112.59 | USD | 20251004 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 137.92 | USD | 20251004 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.85 | USD | 20251004 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 168.88 | USD | 20251004 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 112.59 | USD | 20251003 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.85 | USD | 20251003 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 112.59 | USD | 20251002 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.85 | USD | 20251002 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 140.74 | USD | 20251001 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 123.85 | USD | 20251001 |