| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 175.92 | USD | 20251004 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 239.25 | USD | 20251004 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 253.32 | USD | 20251004 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 267.4 | USD | 20251004 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 189.99 | USD | 20251004 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 197.03 | USD | 20251004 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 175.92 | USD | 20251004 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 182.96 | USD | 20251004 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 197.03 | USD | 20251004 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.47 | USD | 20251004 |