| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Tianyi Chem | Agricultural Grade | MT | 593.45 | USD | 20260303 |
| Hunan Meiao Potassium | Industrial Grade | MT | 765.59 | USD | 20260227 |
| Shandong Tianyi Chem | Agricultural Grade | MT | 590.66 | USD | 20260224 |
| Hunan Meiao Potassium | Industrial Grade | MT | 763.06 | USD | 20260212 |
| Shanxi Wojin | China national standards | MT | 662.46 | USD | 20260211 |
| Shandong Tianyi Chem | Agricultural Grade | MT | 590.45 | USD | 20260211 |
| Shandong Tianyi Chem | Agricultural Grade | MT | 589.33 | USD | 20260205 |
| Shanxi Wojin | China national standards | MT | 661.2 | USD | 20260205 |
| Hunan Meiao Potassium | Industrial Grade | MT | 760.46 | USD | 20260202 |
| Shandong Tianyi Chem | Agricultural Grade | MT | 586.31 | USD | 20260123 |