| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1087.66 | USD | 20251202 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1130.04 | USD | 20251202 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1059.41 | USD | 20251202 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1031.16 | USD | 20251202 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1101.79 | USD | 20251202 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1102.33 | USD | 20251201 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1059.94 | USD | 20251201 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1130.6 | USD | 20251201 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1088.2 | USD | 20251201 |