| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251026 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251025 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251025 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1099.71 | USD | 20251025 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1127.9 | USD | 20251024 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1099.71 | USD | 20251024 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251024 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251024 |