| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 190.08 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.08 | USD | 20251014 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 166.15 | USD | 20251014 |
| HAOHUA-JUNHUA Group Co., Ltd. | China national standards | MT | 161.92 | USD | 20251014 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 190.12 | USD | 20251013 |
| Tangshan Sanyou Chemical Industries Co., Ltd. | China national standards | MT | 183.08 | USD | 20251013 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 147.87 | USD | 20251013 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 163.36 | USD | 20251013 |
| HAOHUA-JUNHUA Group Co., Ltd. | China national standards | MT | 161.96 | USD | 20251013 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 166.18 | USD | 20251013 |