| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 197.27 | USD | 20251016 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.73 | USD | 20251016 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.5 | USD | 20251016 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 183.11 | USD | 20251015 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.15 | USD | 20251015 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.15 | USD | 20251015 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.15 | USD | 20251015 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 183.11 | USD | 20251015 |
| Jiangsu Mudong Environmental Protection Technology Co., Ltd. | China national standards | MT | 232.41 | USD | 20251015 |
| Henan Saiteng Environmental Protection Technology Co., Ltd. | China national standards | MT | 232.41 | USD | 20251015 |