| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 197.32 | USD | 20251018 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 197.32 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.28 | USD | 20251018 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 190.28 | USD | 20251017 |
| Tangshan Sanyou Chemical Industries Co., Ltd. | China national standards | MT | 183.23 | USD | 20251017 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 147.99 | USD | 20251017 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 163.5 | USD | 20251017 |
| Anhui Haozhan Environmental Protection Technology Co., Ltd. | China national standards | MT | 211.42 | USD | 20251017 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 225.51 | USD | 20251017 |
| HAOHUA-JUNHUA Group Co., Ltd. | China national standards | MT | 162.09 | USD | 20251017 |