| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.42 | USD | 20251122 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 183.42 | USD | 20251122 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 190.48 | USD | 20251122 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 190.48 | USD | 20251122 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 183.42 | USD | 20251122 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 186.24 | USD | 20251122 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 239.86 | USD | 20251122 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 268.08 | USD | 20251122 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 194.71 | USD | 20251122 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 190.48 | USD | 20251122 |