| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.95 | USD | 20251209 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 169.56 | USD | 20251209 |
| Sichuan Hebang Biotechnology Co., Ltd. | China national standards | MT | 233.14 | USD | 20251209 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.75 | USD | 20251209 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 176.62 | USD | 20251209 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 165.32 | USD | 20251209 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 166.73 | USD | 20251209 |
| Henan Baoxin Environmental Protection Technology Co., Ltd. | China national standards | MT | 165.32 | USD | 20251209 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 176.62 | USD | 20251209 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 176.62 | USD | 20251209 |