| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1031.47 | USD | 20251209 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1087.99 | USD | 20251209 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1088.12 | USD | 20251208 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 932.68 | USD | 20251208 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1130.52 | USD | 20251208 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1031.6 | USD | 20251208 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1059.86 | USD | 20251208 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1102.26 | USD | 20251208 |