| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Lanen Chemical Co., Ltd. | China national standards | MT | 177.59 | USD | 20251018 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 211.42 | USD | 20251018 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.23 | USD | 20251018 |
| Sichuan Hebang Biotechnology Co., Ltd. | China national standards | MT | 232.56 | USD | 20251018 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 176.18 | USD | 20251018 |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 190.28 | USD | 20251018 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.28 | USD | 20251018 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 183.23 | USD | 20251018 |
| 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 |