| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 175.68 | USD | 20250926 |
| Jiangxi JINGHAO Salt Chemical Co., Ltd. | China national standards | MT | 196.76 | USD | 20250926 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 189.73 | USD | 20250926 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 175.92 | USD | 20250925 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 239.24 | USD | 20250925 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 267.39 | USD | 20250925 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 253.32 | USD | 20250925 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 194.21 | USD | 20250925 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 194.21 | USD | 20250925 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 253.32 | USD | 20250925 |