| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Leavit Chemical Technology Co., Ltd. | Food Grade | MT | 159.55 | USD | 20251125 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.55 | USD | 20251125 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.67 | USD | 20251125 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 183.55 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 204.73 | USD | 20251125 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 180.72 | USD | 20251125 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 223.08 | USD | 20251125 |