| Vendor | Spec | Unit | Price | Currency | Date |
| Xiangyang Youdeshi Chem | China national standards | MT | 1027.34 | USD | 20250924 |
| Xiangyang Youdeshi Chem | China national standards | MT | 1027.34 | USD | 20250924 |
| WENTONG Potassium | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Yuanhe Chem | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Yuanhe Chem | China national standards | MT | 985.12 | USD | 20250924 |
| Xiamen Yudeshun Chem | China national standards | MT | 1266.59 | USD | 20250924 |
| Shandong Yushuo Chem | China national standards | MT | 956.98 | USD | 20250924 |
| WENTONG Potassium | China national standards | MT | 1125.86 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 1125.86 | USD | 20250924 |
| Qinghai Yanhu | China national standards | MT | 1125.86 | USD | 20250924 |