| Vendor | Spec | Unit | Price | Currency | Date |
| UniTrend China | China national standards | MT | 1041.42 | USD | 20250924 |
| Shandong Zhongke Taihua | China national standards | MT | 914.76 | USD | 20250924 |
| WENTONG Potassium | China national standards | MT | 1055.49 | USD | 20250924 |
| Xiangyang Youdeshi Chem | China national standards | MT | 1013.27 | USD | 20250924 |
| UniTrend China | China national standards | MT | 1055.49 | USD | 20250924 |
| ZJ Dayang Biotech | 80 mesh | MT | 1125.86 | USD | 20250924 |
| Xiangyang Youdeshi Chem | China national standards | MT | 1111.78 | USD | 20250924 |
| Xiangyang Youdeshi Chem | China national standards | MT | 1125.86 | USD | 20250924 |
| Xiangyang Youdeshi Chem | China national standards | MT | 956.98 | USD | 20250924 |
| ZJ Dayang Biotech | 200 mesh | MT | 1125.86 | USD | 20250924 |