| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 209.18 | USD | 20251210 |
| Jiangxi Xinmao Chemical Co., Ltd. | China national standards | MT | 190.8 | USD | 20251210 |
| Tangshan Sanyou Chemical Industries Co., Ltd. | China national standards | MT | 183.74 | USD | 20251210 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 165.36 | USD | 20251210 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 148.4 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.8 | USD | 20251210 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 195.04 | USD | 20251210 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 233.21 | USD | 20251210 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 254.41 | USD | 20251210 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 166.78 | USD | 20251210 |