| Vendor | Spec | Unit | Price | Currency | Date |
| Shanxi Wojin | China national standards | MT | 656.02 | USD | 20260114 |
| Hunan Meiao Potassium | Industrial Grade | MT | 755.85 | USD | 20260114 |
| Hunan Meiao Potassium | Industrial Grade | MT | 755.85 | USD | 20260114 |
| Shanxi Wojin | China national standards | MT | 656.02 | USD | 20260114 |
| Shifang Yufeng Chem | China national standards | MT | 712.52 | USD | 20260106 |
| Shandong Tianyi Chem | China national standards | MT | 591.4 | USD | 20260106 |
| Shandong Tianyi Chem | China national standards | MT | 591.4 | USD | 20260106 |
| Shifang Yufeng Chem | China national standards | MT | 712.52 | USD | 20260106 |
| Shanxi Wojin | China national standards | MT | 654.45 | USD | 20260104 |
| Shanxi Wojin | China national standards | MT | 654.45 | USD | 20260104 |