| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1085.76 | USD | 20251023 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1029.36 | USD | 20251023 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1128.06 | USD | 20251023 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1028.84 | USD | 20251022 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1099.3 | USD | 20251022 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1085.21 | USD | 20251022 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1127.49 | USD | 20251022 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1127.87 | USD | 20251021 |