| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.96 | USD | 20251009 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 246.13 | USD | 20251009 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Food Grade | MT | 246.13 | USD | 20251009 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 210.96 | USD | 20251009 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 210.96 | USD | 20251009 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 196.9 | USD | 20251009 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 182.84 | USD | 20251009 |
| Henan Leavit Chemical Technology Co., Ltd. | Food Grade | MT | 154.71 | USD | 20251009 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 161.74 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 203.93 | USD | 20251009 |