| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Shandong Yushuo Chem | China national standards | MT | 956.32 | USD | 20250922 |
| Xiamen Yudeshun Chem | China national standards | MT | 1265.72 | USD | 20250922 |
| Shandong Jinshenrun Chem | China national standards | MT | 886.0 | USD | 20250922 |
| Shandong Jinshenrun Chem | China national standards | MT | 1054.76 | USD | 20250922 |
| WENTONG Potassium | China national standards | MT | 1012.57 | USD | 20250922 |
| Shandong Xima | China national standards | MT | 871.94 | USD | 20250922 |
| UniTrend China | China national standards | MT | 1103.99 | USD | 20250922 |
| Pingxiang Lixin BioTech | China national standards | MT | 1012.57 | USD | 20250922 |
| Pingxiang Lixin BioTech | China national standards | MT | 1096.95 | USD | 20250922 |