| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Junma Chemical Co., Ltd. | China national standards | MT | 189.86 | USD | 20250922 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 182.83 | USD | 20250922 |
| Jiangxi JINGHAO Salt Chemical Co., Ltd. | China national standards | MT | 203.92 | USD | 20250922 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 184.23 | USD | 20250922 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 189.86 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 168.71 | USD | 20250921 |
| Jinan Xingdate Biotechnology Co., Ltd. | China national standards | MT | 224.95 | USD | 20250921 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 175.74 | USD | 20250921 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 203.86 | USD | 20250921 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 184.18 | USD | 20250921 |